Curated OER
Money Subtraction (D)
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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Addition and Subtraction of Whole Numbers
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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Math and Music
First graders play a variety of learning games to reinforce addition and subtraction skills.
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Dice War
Students play a math game. For this operations lesson, students play a game called dice war, where they practice their multiplication, addition, and subtraction skills.
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Take 6
Investigate the various properties of the number six with this elementary math lesson plan. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson plan covers all...
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Domain: Operations and Algebraic Thinking
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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Sum and Difference angle formulas
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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Addition Drill
A basic problem-solving learning exercise 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...
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Find My Family
In this fact family worksheet, learners 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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The Math Lesson 25
In this math skills learning exercise, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
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Adding and Subtracting Like Fractions (7)
In this like fractions worksheet, 5th graders enhance their fraction addition and subtraction skills by solving the 10 like fraction equations.
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Math Mammoth End of Year Test - Grade 2
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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Number Operations
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 instructional activity, students work in groups to create a game for...
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Gobble Squabble
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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Equal Additions
Students 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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Compatible Numbers To Ten
Students 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 story...
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Math Center: Fishing
For this math worksheet, students reinforce addition and subtraction facts 0 to 12 by collaborating in a fishing game. Kids fish for numbers with a magnet and create a math sentence, flipping a coin to determine the operation used....
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Fact Families
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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Mental Maths
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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Subtraction With Negative Results
In this subtraction activity, 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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It's a Fact!
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...
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Joining Hands
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
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Add or Subtract: Practice
In this addition and subtraction practice worksheet, students solve 28 mixed problems, answers are included on second page. Problems are a mix of addition and subtraction using 2 and 3 numbers.
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Fact Family Frenzy
Second graders explore fact families and inverse relationships between addition and subtraction. They use flashcards to model the inverse relationships. Students complete the equations for each fact family.