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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

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

Take It One Step at a Time

For Students 3rd - 4th
For this following steps worksheet, students learn how to solve math money word problems by following steps. Students then determine the number facts for each problem and follow the steps to solve the problem.
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Worksheet
Curated OER

Math Facts Drill

For Students 2nd - 3rd
In this math facts worksheet, students complete a total of 100 problems that include addition, subtraction and multiplication of 1 and 2-digit numbers. 
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Lesson Plan
Curated OER

Fact Families

For Teachers K - 2nd
Students create "fact families" using digital pictures of their classmates and knowledge of basic math concepts (subtraction and addition) in this technology-based math instructional activity intended for use in the early-elementary...
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Worksheet
Curated OER

Math Cross--Puzzle #1

For Students 5th - 7th
In this addition, subtraction and multiplication worksheet, students complete a math crossword puzzle as they complete twenty-eight addition, subtraction and multiplication problems.
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Worksheet
Curated OER

Math Cross--Puzzle #3

For Students 5th - 7th
In this associative property worksheet, students complete a math crossword puzzle as they solve twenty-eight addition, subtraction and/or multiplication problems.
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Worksheet
Curated OER

Math Cross--Puzzle #5

For Students 4th - 7th
In this inches and feet instructional activity, students fill in a math crossword puzzle as they solve twenty-eight addition, subtraction and multiplication problems involving inches and feet.
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Worksheet
Curated OER

Math Cross--Puzzle #2

For Students 4th - 7th
In this number patterns worksheet, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication math problems.
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Worksheet
Curated OER

Math Cross--Puzzle #11

For Students 4th - 7th
In this time worksheet, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication problems involving days, weeks and hours.
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Worksheet
Curated OER

Math Cross--Puzzle #12

For Students 4th - 6th
In this measurement, money and time learning exercise, students fill in a crossword puzzle as they solve twenty-eight math problems involving inches/ounces, bills/coins through addition, subtraction and multiplication problems.
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Worksheet
Curated OER

Math Cross--Puzzle #13

For Students 4th - 6th
In this mathematical calculation learning exercise, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication problems going across and down.
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Worksheet
Curated OER

Math Cross--Puzzle #18

For Students 4th - 6th
For this money worksheet, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication math problems involving different types of coins and money.
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Worksheet
Curated OER

Addition Strategies: Compensation

For Students 3rd - 4th
In this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
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Lesson Plan
Curated OER

Number Tick Tack Toe:

For Teachers 1st - 3rd
Students practice basic addition and subtration facts to twelve and use thinking skills to win at tick tack toe.
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Lesson Plan
Curated OER

Subtraction Shopping

For Teachers 3rd - 5th
Students subtract two digit numbers. They check each other's answers for accuracy.
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Lesson Plan
Alabama Learning Exchange

Pizza! Pizza! Pizza!

For Teachers 5th Standards
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
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Worksheet
Curated OER

Inverse Relationships (3)

For Students 2nd - 3rd
In this missing numbers worksheet, students analyze 30 pairs of equations with missing numbers. Students fill in the missing numbers in the addition or subtraction fact. No number on the page is greater than 3.
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Worksheet
Curated OER

Add and Subtract Basic Facts #3

For Students 1st - 3rd
In this addition/subtraction learning exercise, students solve 9 horizontal and 12 vertical problems, using basic facts 1-10. Reference web site is given for additional activities.
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Lesson Plan
Curated OER

Twelve Days of Christmas--Prediction, Estimation, Addition, Table and Chart

For Teachers 1st - 3rd
Scholars explore graphing. They will listen to and sing "The Twelve Days of Christmas" and estimate how many gifts were mentioned in the song. Then complete a data chart representing each gift given in the song. They also construct...
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Worksheet
Curated OER

Math Fact Drill

For Students 4th - 6th
In this problem solving worksheet, students find the missing number in 100 equations involving addition, subtraction, division and multiplication.
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Lesson Plan
Curated OER

Leaves for Our Tree

For Teachers 2nd
Young mathematicians review fact families and create a Math Fact Family Tree. This clever lesson plan includes some excellent printouts that support the lesson.
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Unit Plan
Curated OER

Multiplication & Division

For Teachers 4th - 5th Standards
Helpful for building a multiplication unit that focuses on different strategies. With explanations about repeated addition and subtraction as foundations for multiplication, scaling, summaries of progression, and basic multiplication and...
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Lesson Plan
Curated OER

Number Line Locomotion

For Teachers K - 2nd
Here is a great lesson that incorporates movement into academic learning. Students improve addition subtraction skills by using number lines and locomotor movement.
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Lesson Plan
Curated OER

Hop to It

For Teachers 1st
First graders play a game of hopscotch, but hop to the answer of the addition or subtraction fact the teacher calls out.