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Lesson Plan
Curated OER

Inverse Relationship Between Addition and Subtraction

For Teachers 1st - 2nd
Elementary schoolers review their knowledge of addition and subtraction through studying fact families. They use cubes to help them add or subtract. Students answer the teachers question with addition and subtraction fact answers.
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Worksheet
Curated OER

Related Addition and Subtraction

For Students 1st - 2nd
Can your scholars match these fact families? There are eight number sentences listed here, both addition and subtraction. Learners scan a list of eight other equations, matching each original with one that is in its fact family. All...
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Worksheet
Curated OER

Subtraction Worksheet: Numbers to 19

For Students 1st - 2nd Standards
In this subtraction worksheet, students solve 36 problems in which numbers below 20 are subtracted. The minuend has two digits and the subtrahend has only one.
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Worksheet
Curated OER

Addition

For Students 1st - 2nd
Looking for addition drills for your scholars to practice adding one and two-digit numbers? You've found it! Mathematicians examine an example before finding the sum of 16 equations, each of which involves one 2-digit addend and one...
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Worksheet
Curated OER

Two Digit Addition With No Regrouping Worksheet #7

For Students 1st - 2nd
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum. 
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Worksheet
Curated OER

Three Digit Addition and Subtraction (N)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the 3-digit addition subtraction equations. Students solve 49 problems.
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Worksheet
Curated OER

Three Digit Addition and Subtraction (L)

For Students 1st - 2nd
In this addition and subtraction worksheet, learners improve their math skills by solving the 3-digit addition subtraction equations. Students solve 49 problems.
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Worksheet
Curated OER

Addition and Subtraction Worksheet 3

For Students 1st - 2nd
In this math activity, students solve thirty addition and subtraction problems. The problems contain one-digit and two-digit numbers.
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Worksheet
Curated OER

Visual Sum and Difference Word Problems - Independent Practice

For Students 1st - 3rd
The ten prompts on this worksheet are intended for independent practice with addition and subtraction of numbers up to 3000. Space is provided for pupils to illustrate their work. The confusing wording of some the problems would be a...
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Activity
Math Learning Center

Grade 1 Supplement Set A3 - Number and Operations: Addition and Subtraction on the Number Line

For Teachers 1st Standards
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
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Worksheet
Curated OER

One Digit Addition and Subtraction (J)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their addition skills by solving the one digit addition and subtraction problems. Students solve 49 problems.
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Worksheet
Curated OER

One Digit Addition and Subtraction (R)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students solve 49 problems.
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Worksheet
Curated OER

One-Digit Addition and Subtraction (S)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students solve 49 problems.
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Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (M)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students do not regroup to solve the 45 equations and 2 word problems.
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Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (K)

For Students 1st - 2nd
In this addition and subtraction instructional activity, students improve their math skills by solving the one digit addition and subtraction problems. Students do not regroup to solve the 45 equations and 2 word problems.
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Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (I)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students do not regroup to solve the 45 equations and 2 word problems.
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Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (J)

For Students 1st - 2nd
In this addition and subtraction worksheet, students improve their math skills by solving the one digit addition and subtraction problems. Students do not regroup to solve the 45 equations and 2 word problems.
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Worksheet
Curated OER

One Digit Addition and Subtraction (Q)

For Students 1st - 2nd
In this addition and subtraction worksheet, students enhance their math skills by solving the 49 one digit addition and subtracting problems.
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Worksheet
Curated OER

One Digit Addition and Subtraction (P)

For Students 1st - 2nd
In this addition and subtraction worksheet, students enhance their math skills by solving the 49 one digit addition and subtracting problems.
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Worksheet
Curated OER

One Digit Addition and Subtraction (L)

For Students 1st - 2nd
In this addition and subtraction worksheet, students enhance their math skills by solving the 49 one digit addition and subtracting problems.
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Activity
Doina Popovici

Soccer Addition and Subtraction

For Students 1st - 2nd Standards
Students compete on two teams practicing adding and subtracting whole numbers. After each correct answer, students attempt to make a goal by kicking a soccer ball.
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Lesson Plan
Curated OER

Making a Ten

For Teachers 1st - 3rd Standards
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
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Lesson Plan
Illustrative Mathematics

Pick Two

For Teachers Pre-K - 1st Standards
Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...
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Worksheet
Curated OER

Add and Subtract Within 20

For Students K - 2nd
Break down addition and subtraction into short sentences using this brief worksheet. Each question prompts scholars to make a number by doing three math operations. For the first, they make 10 by adding three, adding five, and...

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