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Worksheet
Curated OER

Add Numbers 11 to 20-Horizontal

For Students 2nd - 3rd
In this addition worksheet, students complete a total of 16 problems, adding numbers 11 through 20. Answers are included on page 2.
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Worksheet
Curated OER

Add Double-Digit Numbers-Vertical

For Students 2nd - 3rd
In this addition of 2-digit numbers activity, students complete a set of 20 problems, adding three 2-digit numbers together. Answers are included on page 2.
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Worksheet
Curated OER

Add Fractions-Like Denominators

For Students 3rd - 4th
In this fraction addition worksheet, students complete a total of 12 problems, adding fractions with like denominators. Answers are included on page 2.
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Lesson Plan
Curated OER

Fundamentals of Multiplication

For Teachers 3rd
Third graders examine how multiplication is a quicker and neater form of addition and how they can simulate the concept of groups and (sets) to construct the visual effect of multiplication by way of forming groups of (2's) (3's) and (4's).
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Lesson Plan
Curated OER

Regrouping

For Teachers 2nd - 3rd
Learners practice regrouping using the wonderful manipulative - unifix cubes. Once they have a tactile understanding of regrouping, students complete 5 worksheets containing addition problems that require regrouping. The worksheets...
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Lesson Plan
Curated OER

Take Me Out to the Ball Game

For Teachers 3rd - 4th
Students play a math game which assesses their mastery of selecting the appropriate operation to solve specific problems.
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Lesson Plan
Curated OER

Addition Relay

For Teachers 3rd
Third graders, in pairs, use a bag of counters which can be dried beans, squares of papers, etc.
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Lesson Plan
Curated OER

Having Fun Working with Fractions

For Teachers 3rd - 5th
Young scholars participate in various activities that increase their understanding of and ability to solve problems with fractions.
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Lesson Plan
Curated OER

Number Books

For Teachers 1st - 4th
Students construct a book to illustrate number concepts. They write their numbers on a sheet of paper. Students in grade 1 discuss counting to 100 by different numbers. Pupils in grades (2-4) write basic addition or subtraction story...
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Lesson Plan
Curated OER

Jack and the Beanstalk Estimation

For Teachers 3rd - 4th
Students use estimation and pencil-paper calculations to help Jack and his mother solve a variety of life problems. They solve problems using various math operations, i.e., addition, subtraction, and measurement.
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Lesson Plan
Curated OER

Patterns That Grow

For Teachers 3rd - 5th
Students investigate growing patterns. In this additive patterns lesson, students analyze the core of growing patterns. Students extend additive patterns based on the core.
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Worksheet
Print and Practice

Adding to 20 With Andy

For Students 1st - 3rd
For this addition to 20 learning exercise, learners complete a set of 24 problems, adding 1 and 2-digit numbers with sums to 20. Answer key is included.
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Lesson Plan
Curated OER

Pirate Swords

For Teachers 2nd - 3rd
Students read the math problem and retell it in their own words. They brainstorm for ways to solve and use questions to focus on the steps used. Students could use other problems involving pirates from the given website.
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Worksheet
Curated OER

Missing Values of Coins 2

For Students 2nd - 4th
In this adding coins worksheet, students use their problem solving skills as they fill in the missing value in 18 problems that require them to add and subtract monetary amounts.
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 2nd - 5th
Learners perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Learners apply their multiplication, division, addition, and subtraction skills.
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Worksheet
Curated OER

Two Digit 1

For Students 3rd - 5th
In this addition worksheet, students solve 25 problems by providing correct computations illustrating their understanding of the concept.
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Worksheet
Curated OER

Fill in the Missing Numbers

For Students 2nd - 3rd
In this addition worksheet, students fill in the missing number in 5 addition problems involving 3 single and double-digit numbers. Students write their answers in the boxes provided.
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Worksheet
Curated OER

Count on Whole Tens

For Students 3rd - 4th
In this counting worksheet, students complete a set of 5 problems, adding a "whole ten" number to a 3-digit number, then complete 6 additional problems, adding 90 to given numbers.
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Worksheet
Curated OER

Morning Math: rounding

For Students 2nd - 4th
In this rounding worksheet, students complete morning math sheets where they round addition problems of one and two digit numbers to the nearest 10. Students complete 4 problems total.
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Worksheet
Curated OER

Adding Tens

For Students 3rd - 5th
In this addition worksheet, students add the number ten to twenty-two other numbers and then put each one in a number format to symbolize an actual math problem.
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Worksheet
Curated OER

SuperKids Math Worksheet: Multiplication (5)

For Students 3rd - 6th
In this addition activity, students solve 25 problems by providing correct computations illustrating their understanding of the concept.
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Worksheet
Curated OER

Math Worksheet (10)

For Students 3rd - 5th
In this addition worksheet, learners solve 25 problems by providing correct computations illustrating their understanding of the concept.
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Worksheet
Curated OER

Standard Subtraction With 3 Digits

For Students 3rd - 4th
In this regrouping worksheet, students solve 12 problems in which three digit numbers are subtracted with regrouping. Students will need to regroup twice.
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Worksheet
Curated OER

Simplify

For Students 3rd
In this equation worksheet, 3rd graders simplify down to the lowest terms.  Students solve for eight problems using both addition and subtraction.