Why ADHD Kids Struggle With Math and Writing: The Executive Function Connection

March 10, 2025

Your child understands the math lesson in class but cannot seem to complete the homework independently.

They have plenty of ideas for an essay but stare at a blank page and insist they do not know what to write.

For parents of children with ADHD, this inconsistency can be confusing. A child may clearly understand the material and still struggle to organize, remember, begin, or complete the work.

Why?

In many cases, the challenge is not intelligence. Math and writing place significant demands on executive function skills, including working memory, planning, organization, attention, task initiation, and emotional regulation.

In this conversation from The ADHD Kids Can Thrive Podcast, Kate Brownfield, ACC, ADHD and Executive Function Parent Coach and founder of ADHD Kids Can Thrive, explores these learning challenges with Michelle McKeon, owner of Atrium Life Coaching and Atrium Academics.

Michelle began her work as a math tutor and noticed that some students didn’t simply need more math instruction. They struggled with focus, organization, working memory, and other skills needed to use what they knew.

Quick Answer: Why Do ADHD Kids Struggle With Math and Writing?

Children with ADHD may understand academic concepts but struggle to apply them consistently because schoolwork requires more than knowledge.

Math and writing depend heavily on executive function skills.

A child may need to:

  • remember several steps at once
  • organize information
  • decide what to do first
  • sustain attention
  • retrieve previously learned information
  • manage frustration
  • monitor mistakes
  • shift between parts of an assignment
  • begin a task without becoming overwhelmed

When those skills are difficult, a capable child can appear inconsistent.

The better question may not be:

“Does my child know how to do this?”

It may be:

“What part of doing this is difficult for my child?”

How Does ADHD Affect Math?

Math is not only about understanding numbers.

Even a relatively simple math assignment can require a child to hold information in working memory, follow steps in the correct order, copy numbers accurately, recognize patterns, monitor mistakes, and sustain attention long enough to complete the problem.

For a child with ADHD, any one of those demands can create difficulty.

Working Memory and Math

Working memory helps us temporarily hold and manipulate information.

A child solving a multi-step math problem may need to remember what they just calculated while deciding what to do next.

When working memory is taxed, a child might:

  • lose their place
  • forget a step
  • repeat a step
  • copy a number incorrectly
  • know the formula but forget how to apply it
  • solve one problem successfully and struggle with a similar problem moments later

This inconsistency can be especially frustrating because parents may think:

“But you just did this!”

The child may be equally confused.

Understanding something once does not always mean a child with ADHD can retrieve and execute the same process consistently.

Why Can an ADHD Child Know the Math but Still Get Stuck?

Knowing the concept and independently performing the task are different skills.

A student might understand how fractions work while the teacher is explaining them but struggle later when faced with an entire worksheet.

The worksheet introduces additional demands:

Where do I start?

Which formula applies?

How much work is left?

What was the second step?

Did I already do this problem?

How long will this take?

That is why breaking an assignment into smaller pieces can sometimes help.

Instead of saying:

“Finish this page.”

A parent or teacher might identify the first two or three problems, provide a visual example of the steps, or help the child determine where to begin.

The goal is not necessarily to make the work easier.

The goal is to reduce the executive function demands around the academic skill being practiced.

How Can Parents Help an ADHD Child With Math Homework?

Before adding more pressure, look for where the process is breaking down.

Ask:

Does my child understand the concept?

Can they remember the steps?

Is the page visually overwhelming?

Are they making mistakes because they are rushing?

Are they tired or frustrated before they even begin?

Would a worked example help?

Practical supports might include:

  • covering part of a worksheet and focusing on a few problems at a time
  • writing the steps on a note card
  • using graph paper or visual spacing when organization is difficult
  • allowing the child to talk through the problem
  • providing short movement breaks
  • checking understanding before assuming the problem is effort
  • discussing appropriate school accommodations with the child’s educational team when needed

The goal is to determine what support allows the child to demonstrate what they actually know.

Why Is Writing So Difficult for Some Kids With ADHD?

Writing may be one of the most executive-function-heavy tasks children encounter at school.

Consider what happens when a teacher says:

“Write a paragraph about what you learned.”

The student has to generate ideas, decide which ones matter, determine an order, remember the prompt, form sentences, spell words, use punctuation, monitor what they have already written, and continue until the assignment is complete.

For a child with ADHD, the problem may not be having ideas.

Sometimes the problem is organizing all of those ideas into a sequence.

A child can have a great deal to say and still stare at a blank document.

Why Do ADHD Kids Have Trouble Starting Writing Assignments?

Task initiation can be particularly difficult when an assignment feels vague or large.

“Write your essay” contains dozens of smaller tasks that are invisible inside the instruction.

A child may need help identifying:

  1. What am I writing about?
  2. What is my main idea?
  3. What are three things I want to say?
  4. What comes first?
  5. What evidence or details do I need?
  6. What is the first sentence I can write?

Breaking writing into stages can make the invisible process more visible.

Brainstorm first.

Organize second.

Write third.

Revise later.

Trying to generate, organize, spell, edit, and perfect everything simultaneously can overload a child who already struggles with executive functioning.

How Can Parents Help an ADHD Child With Writing?

Resist the temptation to immediately correct the writing.

Instead, help the child organize their thinking.

Try questions such as:

“What are you trying to say?”

“What is your main point?”

“Tell me your ideas before you write them.”

“What should come first?”

“What are the three most important things you want your reader to know?”

Some children may benefit from brainstorming aloud while a parent or teacher captures the ideas.

Others may prefer sticky notes, a whiteboard, an outline, or a graphic organizer.

These tools aren’t meant to do the assignment for the child.

They make the thinking process visible enough for the child to begin participating.

Should ADHD Kids Use AI or ChatGPT for Writing?

AI tools can create an interesting dilemma for parents and educators.

They can help a student brainstorm, clarify instructions, generate questions, or get unstuck.

But if AI repeatedly does the hardest parts of the thinking process for the student, the child may have fewer opportunities to practice organizing ideas and developing their own writing process.

A useful distinction is:

Is AI supporting the child’s thinking—or replacing it?

For example, a student might first develop their own ideas and then ask AI to help identify what’s missing.

A parent might encourage a student to explain the assignment in their own words before opening an AI tool.

The appropriate use of AI will also depend on school policies and the particular assignment.

The goal is not simply to produce a finished paper.

It is to help the student become more capable of thinking, organizing, and communicating independently over time.

Could Something Besides ADHD Be Affecting Math or Writing?

Yes.

Parents should be cautious about attributing every academic difficulty to ADHD.

Persistent difficulty with math or writing may also involve a learning difference or another underlying challenge.

For example, some children may have difficulties related to written expression, handwriting, language processing, visual processing, or specific learning disorders.

If a child consistently struggles despite appropriate instruction and support, parents can talk with the child’s teacher, school team, pediatrician, psychologist, or other qualified professional about whether further evaluation may be appropriate.

This is especially important when the child’s academic difficulty appears significantly greater than expected from attention challenges alone.

What Does ADHD Homework Avoidance Actually Tell Us?

Homework avoidance can look like:

“I don’t have any homework.”

“I’ll do it later.”

“I don’t know.”

“I can’t do this.”

“This is stupid.”

A parent may understandably hear those statements as refusal.

Sometimes they are.

But sometimes avoidance is information.

The assignment may feel confusing.

The child may not know where to begin.

They may expect to fail.

The work may require more working memory than they can comfortably manage.

They may be exhausted after holding themselves together through the school day.

Or the parent and child may already have a long history of conflict surrounding homework.

Before deciding what consequence or strategy to use, ask:

What is making this particular task hard to approach?

That question can help parents move from reacting to the behavior toward understanding the problem they are actually trying to solve.

How Much Should Parents Help With ADHD Homework?

This is one of the hardest questions for parents.

Parents are often afraid that helping too much will create dependence.

But expecting independence before a child has the necessary skills can create repeated failure and conflict.

The goal is not:

Help or don’t help.

The goal is support that can gradually fade as the child’s capacity grows.

You might initially help a child break an assignment into steps.

Later, you might ask them to identify the steps while you listen.

Eventually, they may learn to do that independently.

If the process falls apart again, you can add temporary support back in.

Independence is often something children practice with support before they can reliably demonstrate it on their own.

A Parent Coach’s Perspective: Look for the Bottleneck

As an ADHD and Executive Function Parent Coach, I encourage parents to stop asking only:

“How do I get my child to finish this?”

and begin asking:

“Where is my child getting stuck?”

Those questions produce very different responses.

If the problem is working memory, more reminders to “focus” probably will not solve it.

If the problem is not knowing how to organize an essay, a consequence for procrastinating may miss the issue.

If the child understands the math but becomes overwhelmed by an entire worksheet, reducing the visual load may matter more than another explanation of the concept.

And if homework has become a nightly parent-child battle, sometimes we also need to look at the pattern that has developed between parent and child.

There is no shortage of ADHD strategies available to parents.

The harder work is figuring out which support fits this child, this task, and this family.

That is where ADHD parent coaching can be helpful.

When Should Parents Seek Additional Academic Support?

Consider additional support when:

  • the same academic problem persists over time
  • homework regularly creates significant distress or conflict
  • the child appears to understand lessons but cannot demonstrate learning independently
  • school performance is declining
  • your child is beginning to believe they are “stupid” or incapable
  • teachers are also noticing a significant pattern
  • ADHD strategies alone are not resolving the academic difficulty

Depending on the problem, appropriate support may come from a teacher, tutor, educational therapist, school specialist, psychologist, occupational therapist, ADHD or executive function coach, or another qualified professional.

Different problems require different kinds of expertise.

What Parents Can Take Away

When a child with ADHD struggles with math or writing, the answer is not automatically more pressure.

First, understand the task.

Then identify the bottleneck.

Is it:

  • academic understanding?
  • working memory?
  • task initiation?
  • planning?
  • organization?
  • emotional overwhelm?
  • attention?
  • a possible learning difference?

Once parents understand where the process breaks down, it becomes easier to choose support that addresses the problem.

A child can be intelligent and capable while still needing significant support to turn what they know into finished work.

Frequently Asked Questions About ADHD, Math, and Writing

Why is my ADHD child good at math but bad at math homework?

Understanding math concepts and independently completing math assignments require different skills. Homework also requires organization, working memory, sustained attention, time management, and task initiation. A child may understand the math but struggle with these executive-function demands.

Does ADHD cause problems with writing?

ADHD can make writing harder because it requires planning, organization, working memory, task initiation, sustained attention, and self-monitoring. However, persistent writing difficulties may also involve learning or language-related challenges, so not every writing problem should automatically be attributed to ADHD.

Why does my ADHD child forget how to do something they learned yesterday?

Retrieving and applying information consistently can be more difficult when working memory, attention, or executive functioning is taxed. Inconsistency does not necessarily mean the child never learned the material.

Should I help my ADHD child with homework?

Support can be appropriate when it helps a child participate in a task they cannot yet manage independently. The goal is to provide enough scaffolding for success and gradually reduce that support as the child’s skills develop.

Can movement help an ADHD child with homework?

Some children find that appropriate movement or brief movement breaks help them stay engaged. The usefulness of movement varies by child and by task, so parents can observe whether it actually improves attention and learning.

When should I consider testing for a learning disability?

If a child has persistent academic difficulties despite appropriate teaching and support, particularly when the difficulty appears greater than expected from ADHD alone, parents can discuss further evaluation with the child’s school or an appropriately qualified professional.

Can ADHD parent coaching help with homework struggles?

ADHD parent coaching can help parents identify patterns behind homework conflict, understand executive function demands, adjust the type and amount of support they provide, and create more workable expectations and routines at home.

About Michelle McKeon

Michelle McKeon is the owner of Atrium Life Coaching and Atrium Academics. Her work grew from tutoring students in math and recognizing that many academic struggles also involved attention, organization, working memory, and executive functioning.

Her experience supporting students, along with her own family experience, led her to expand into ADHD coaching and help families find practical ways to navigate learning challenges.

About Kate Brownfield, ACC

Kate Brownfield, ACC, is an ICF Associate Certified Coach, Certified ADHD and Executive Function Parent Coach, founder of ADHD Kids Can Thrive, author of How We Roll: A Parent’s Journey of Raising a Child with ADHD, and host of The ADHD Kids Can Thrive Podcast.

Kate supports parents raising children and teens with ADHD who are navigating homework struggles, executive function challenges, emotional regulation, screen-time conflict, routines, boundaries, school concerns, and recurring parent-child conflict.

Through private ADHD parent coaching, group coaching and community support, education, and expert podcast conversations, Kate helps parents move beyond generic ADHD strategies and determine what support best fits their child and family.

Learn more at ADHDKidsCanThrive.com.

This article is for educational purposes and is not a substitute for individualized medical, mental-health, psychological, or educational advice.

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