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Lesson Plan
Curated OER

Far Out Fact Families

For Teachers 2nd
Second graders explore related multiplication and division facts. They study the inverse relationship of multiplication and division and engage in a group discussion about families. They complete a web-based lesson which is imbedded in...
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Lesson Plan
Curated OER

Fact Families

For Teachers 1st - 3rd
Students explore about fact families. Before students begin doing word problems, they complete an activity . Students explore what a fact family is. A fact family is a set of math problems that use the same three numbers.
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Lesson Plan
Curated OER

Money Subtraction (C)

For Teachers 1st - 2nd
In this subtracting money worksheet, students enhance their subtraction skills by subtracting the monetary amounts in increments of 10 cents. Students solve 20 problems.
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Lesson Plan
Curated OER

Money Subtraction (D)

For Teachers 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by subtracting the monetary amounts in increments of 10 cents. Students solve 20 problems.
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Lesson Plan
Curated OER

Addition and Subtraction of Whole Numbers

For Teachers 4th
Fourth graders answer word problems based on the fifty states. In this math word problem lesson, 4th graders understand that differences in problems require different math operations.
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Lesson Plan
Curated OER

Math and Music

For Teachers 1st
First graders play a variety of learning games to reinforce addition and subtraction skills.
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Lesson Plan
Curated OER

Dice War

For Teachers 3rd - 5th
Students play a math game. In this operations lesson plan, students play a game called dice war, where they practice their multiplication, addition, and subtraction skills.
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Lesson Plan
World Wildlife Fund

Take 6

For Teachers 3rd - 5th Standards
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
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Lesson Plan
Curated OER

Domain: Operations and Algebraic Thinking

For Teachers K - 2nd
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
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Activity
Curated OER

Sum and Difference angle formulas

For Teachers 10th - 12th Standards
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
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Worksheet
Curated OER

Addition Drill

For Students 1st - 3rd
A basic problem-solving worksheet has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number from the list...
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Lesson Plan
Curated OER

Find My Family

For Teachers 1st - 2nd
In this fact family worksheet, young scholars draw lines to match math facts in the left and right columns to the answers which are written on pictures of puppies shown in the center. They find both sums and differences.
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Worksheet
Curated OER

The Math Lesson 25

For Students 1st - 2nd
In this math skills worksheet, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
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Worksheet
Curated OER

Adding and Subtracting Like Fractions (7)

For Students 5th
In this like fractions learning exercise, 5th graders enhance their fraction addition and subtraction skills by solving the 10 like fraction equations.
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Worksheet
Curated OER

Math Mammoth End of Year Test - Grade 2

For Students 2nd
Assess your second graders with this end of the year test. Originally meant for home school, this assessment could also be used in a larger setting. Learners complete 35 problems based on their knowledge of the second grade math...
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Lesson Plan
Curated OER

Number Operations

For Teachers 3rd - 4th
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
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Interactive
ABCya

Gobble Squabble

For Students K - 5th Standards
A Thanksgiving-themed interactive boosts addition, subtraction, multiplication, and division facts. Using the keyboard's arrows, players navigate a turkey through a maze, gobbling up as many berries as possible without getting tagged by...
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Lesson Plan
Curated OER

Equal Additions

For Teachers 5th - 6th
Learners explore the relationships between numbers through the use of "equal addition" and "equal subtraction." Through the use of number sense, they are able to computer addition and subtraction problems mentally. Individually,...
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Lesson Plan
Curated OER

Compatible Numbers To Ten

For Teachers 7th - 8th
Young scholars solve both addition and subtraction facts and discover the relationship between adding and subtracting equations. Students read real life word problems, extrapolate needed information, and write equations to solve the...
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Worksheet
Curated OER

Math Center: Fishing

For Students 1st - 2nd
In this math instructional activity, students reinforce addition and subtraction facts 0 to 12 by collaborating in a fishing game. Students fish for numbers with a magnet and create a math sentence, flipping a coin to determine the...
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Worksheet
Curated OER

Fact Families

For Students 3rd - 4th
In this fact family worksheet, students are given three numbers in a fact family. Using those numbers, students will create two addition and two subtraction sentences for each set of three numbers.
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Worksheet
Curated OER

Mental Maths

For Teachers 2nd - 4th
In this counting worksheet, students complete 22 fill in the blank problems where they are given a starting number and count by 1's, 2's, and 10's. Next. students answer 12 fill in the blank addition or subtraction problems where they...
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Worksheet
Curated OER

Subtraction With Negative Results

For Students 4th - 5th
In this subtraction worksheet, students solve 80 problems in which a single digit number is subtracted from another number that is smaller. The answers will be negative numbers.
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Lesson Plan
Curated OER

It's a Fact!

For Teachers 2nd
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...