Will this help with my child's 1st grade math homework?

Yes. StudyPug covers every Missouri 1st grade math strand, so your child can find help on addition, subtraction, place value, shapes, and more right when they need it.

How long are the video lessons?

Most video lessons are short and focused, typically a few minutes each, so your child can get a clear explanation of one concept and then move straight into practice problems without losing focus.

Is there a Missouri state test for 1st grade math?

Missouri state assessments in math generally begin in 3rd grade with the MAP test. 1st grade is not a tested year, but building strong foundations now prepares students for those later assessments.

Can my child use StudyPug on a tablet or phone?

Yes. StudyPug works on tablets, phones, and computers, so your child can practice 1st grade math lessons at home, on the go, or wherever learning happens best.

Can I try StudyPug before paying?

Yes. StudyPug offers free sample lessons so you can see exactly how the content works before committing, and every paid plan includes a 30-day money-back guarantee.

MO 1st Grade Math Curriculum

Give your child the support they need to keep up with Missouri's 1st grade math curriculum. Every strand is covered with clear lessons and plenty of practice problems.

MO 1st Grade Math Curriculum

IDStandardStudyPug Topic

1.OA.A.1Use addition and subtraction within 20 to solve word problems
- Addition word problems up to 20
- Using models to add up to 20
- Subtracting with digits up to 20
- Subtracting with objects up to 20
- Subtraction word problems up to 20
1.OA.A.2Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20
- Adding with 3 numbers up to 20
1.OA.B.3Apply properties of operations as strategies to add and subtract
- Subtraction facts up to 20
- Verifying subtraction statements
1.OA.B.4Understand subtraction as an unknown-addend problem
- Completing subtraction statements up to 20
- Understanding the subtraction sign
1.OA.C.6Add and subtract within 20, demonstrating fluency for addition and subtraction within 10
- Addition facts up to 20
1.OA.D.7Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false
- Verifying addition statements
1.OA.D.8Determine the unknown whole number in an addition or subtraction equation relating three whole numbers
- Addition with regrouping up to 20
- Complete the addition statement up to 5
- Completing the addition statement up to 10
- Complete the subtraction statement up to 5
- Complete the subtraction statement up to 10
1.NBT.A.1Count to 120, starting at any number less than 120
- Converting dot grids to numbers up to 100
- Missing values in a number grid up to 100
- Number sequences with 1,2,3,5,10
- Ordinal numbers
- Writing numbers as words
- Writing words as numbers
1.NBT.B.2Understand that the two digits of a two-digit number represent amounts of tens and ones
- Place values of digits up to 99
- Counting the value of a digit up to 99
- Numeral expanding up to 99
- Identifying tens and ones
1.NBT.B.3Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <
- Comparing values up to 99
1.NBT.C.4Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10
- Adding with digits up to 20
- Adding digits up to 100
- Adding with doubles up to 100
- Using counting to add digits up to 100
- Addition strategies
- Addition with regrouping up to 100
- Using models to add up to 100
- Addition tables up to 100
- Completing addition statements up to 100
- Addition word problems up to 100
1.NBT.C.5Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count
- Adding numbers with 5s and 10s
1.NBT.C.6Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90
- Subtracting with the number zero
- Subtracting by 10s
- Subtracting with place value models up to 100
- Subtraction facts up to 100
- Completing subtraction images & statements
- Using objects to subtract up to 100
1.G.A.3Partition circles and rectangles into two and four equal shares
- Sharing & partition up to 10
- Remainders from division up to 10

1st Grade Math

About 1st Grade Missouri math

Missouri follows the Missouri Learning Standards, which organize 1st grade math into strands covering operations and algebraic thinking, number and operations in base ten, measurement and data, and geometry. Students work on addition and subtraction within 20, place value with two-digit numbers, measuring length, telling time, organizing data, and building and partitioning shapes. StudyPug provides lessons and practice problems aligned to every strand so your child can get help exactly where they need it.

Strands: operations and algebraic thinking, number and operations in base ten, measurement and data, and geometry
Step-by-step lessons for every 1st grade Missouri math topic
Practice problems and worked examples to build fluency
Content aligned to the Missouri Learning Standards

Curriculum topics by strand

Browse lessons and practice problems organized by strand, aligned to the Missouri Learning Standards for 1st grade math.

Topic includes:

Practice

Video

Quiz

Standard

StudyPug Topic

Missouri 1st Grade Math Topics

Operations and Algebraic Thinking: Addition and subtraction within 20 using word problems, properties of operations, the relationship between addition and subtraction, and finding unknown values in equations.
Number and Operations in Base Ten: Counting to 120, understanding tens and ones in two-digit numbers, comparing two-digit numbers with >, =, and <, adding within 100, and subtracting multiples of 10.
Measurement and Data: Ordering objects by length, measuring length in whole units, telling time in hours and half-hours, and organizing and interpreting data with up to three categories.
Geometry: Identifying defining and non-defining attributes of shapes, composing two- and three-dimensional shapes, and partitioning circles and rectangles into equal shares.

How StudyPug Helps Missouri 1st Grade Math Students

When your child gets stuck on a concept like place value or adding three whole numbers, StudyPug lets them go back to the exact lesson that covers it. Each lesson breaks the idea into small steps with worked examples, followed by practice problems that build confidence before moving on. You can explore the full 1st grade math course to see every topic available.

Parents looking for a quick check on readiness can also use the grade 1 math practice test to see where their child stands and which strands may need more attention.

Aligned to Missouri 1st Grade Math Curriculum

Every lesson and practice problem on StudyPug is built around the Missouri Learning Standards for 1st grade math, covering the same strands and skills taught in Missouri classrooms. Families who want to see how the progression began can also review the MO kindergarten math curriculum to fill any foundational gaps.

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Written by the StudyPug Math Team

Last updated June 5, 2026

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