Kumon Alternative Math Worksheets Grade 1 [level 4]

  • In Mental Math’s Level 4timed worksheets, your child will quickly and easily learn Addition, Subtraction & Multiplication. Your children will also learn introduction of Division and Geometrical concepts.
  • Choose from a wide variety of innovative worksheets that best fit your child’s level and needs. World problems help your child solve daily life problems and further develop their math skills.
  • Created by leading math experts, our timed progressive worksheets include 250 pages, 2569 practice problems and 25 units.
  • Our progressive worksheets ensure that your child will quickly master each math concept, and develop the math proficiency needed to move to the next level.

$25.00 $15.00Add to cart

$10 off if you buy whole book!

  • Haphazard and disorganized worksheet that doesn't help a child or progress to achieve higher math levels.
  • Absence of orderly flow in problems.
  • Incomplete math curriculum.
  • Insufficient and non-challenging math problems on practice sheets.
  • No guidance about starting and end points in learning.
  • Many math problems are repeated several times on different level worksheets.

We soon discovered we weren’t alone in our frustration with the lack of effective math worksheets for our children.

After speaking to other parents, we learned they were also fed-up not getting standard math practice worksheets which follow standard math curriculum and ample math practice problems .

So we decided to take matters into our own hands.

Mental Worksheets was founded by parents fed-up Haphazard and disorganized math worksheet that doesn't help a child or progress to achieve higher math levels.

How was it developed?

To create effective math worksheets, we contacted the highest qualified math teachers and experts to help us create the most effective math worksheets on the market.

The research and development of our Mental Math Worksheets took almost 3 years!

Now, you can purchase the most affordable and effective math worksheets developed by the leading math curriculum experts in the country in just $1 for 10-27 pages

Features of our worksheets

  • Completely covers the appropriate math curriculum of each Level.
  • Helps children achieve higher math skills in a step-by-step and gradual way at their own pace.
  • 10-20page worksheets with sufficient math problems that avoids repetition.
  • Contains many samples for allowing children to learn better problem solving.
  • Encourages children to build self-learning habits.
  • Includes challenging math problems.
  • And much, much more!

Worksheet #Topics/Curriculum# of PagesSampleAdd to cart
Unit-1Writing Numbers up to 12010 pages
Unit-2Number Names and Ordinal Numbers10 pages
Unit-3Adding 6 Sum up to 2010 pages
Unit-4Adding 7 Sum up to 2010 pages
Unit-5Adding 8 Sum up to 2010 pages
Unit-6Adding 9 Sum up to 2010 pages
Unit-7Number Comparison and Ordering to 10010 pages
Unit-8Learn Place Value up to 10010 pages
Unit-9Two-Digit Number Addition10 pages
Unit-10Adding Numbers with Tens10 pages
Unit-11Subtracting 1 to 5 in Order10 pages
Unit-12Subtracting 0-10 from Numbers up to 2510 pages
Unit-13Subtracting 0-20 from Numbers up to 2510 pages
Unit-14Adding 2 Digit Numbers10 pages
Unit-15Subtracting Numbers in Vertical Form10 pages
Unit-16Solving Problems by Subtracting Whole Numbers10 pages
Unit-17Multiplication by 5 and 1010 pages
Unit-18Multiplication by 2 and 310 pages
Unit-19Multiplication by 4 and 610 pages
Unit-20Multiplication by 7 to 910 pages
Unit-21Division without Remainders in Horizontal Form10 pages
Unit-22Division without Remainders in Vertical Form10 pages
Unit-23Geometry10 pages
Unit-24Measurement Concepts10 pages
Unit-25How to Tell Time10 pages

Choose From Over 15 Worksheets That Best Suit Your
Child’s Skill Level and Unique Needs

You can purchase our high quality math worksheets separately, or purchase an entire book and save 40%!

Mental Math Level One


Read and write numbers up to 200

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Mental Math Level Two


Addition: Using Numbers 1 through 5

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Mental Math Level Three


Addition and Subtraction of Numbers

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Mental Math Level Four


More Problems on Addition and Subtraction

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Mental Math Level Five


Advanced Problems on Addition and Subtraction

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Mental Math Level Six


Multiplication and Division

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Mental Math Level Seven


Numeration Review, Multiplication, Division and Fraction

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Mental Math Level Eight



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Mental Math Level Nine


Multiplication and Division

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Mental Math Level Ten


Numeration Review, Multiplication, Division and Fraction

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Need More Convincing? Read What a Few
Grateful Parents Have to Say:

Alison R.

Parent of an 5th-Grade Student

My kid has been having difficulty keeping up with math at school. I started doing a worksheet every day when he gets home from school. These are helping a lot in my child's math skills. These are very similar to the worksheets that they use at the Kumon Centers but are it's a lot cheaper to do it at home with my son for now. The worksheets seem to be good enough for now and I like them a lot

Claire N.

Parent of Preschool Students

Our 5 yr old twins have been working these worksheets every since they were 4. Man they really work. They are basically able to read and write on their own and are already showing strengths in mathematics. They have a reiterative step by step approach which gets more difficult as the child moves farther through the lessons. I would recommend to any parent wanting to get their little one off on the right path when it comes to education

Our mission is to provide world-class math
education to anyone, anywhere.