Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
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Learn Symbols + and =
In this addition and equals worksheet, students complete the one digit math problems and then read the number sentences using the "addition" and "equals" signs correctly. Students complete 10 problems.
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Fill in the Missing Numbers
In this addition learning exercise, 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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Adding Three Small Numbers
In this number sentence worksheet, 2nd graders complete 5 problems where they fill in the missing 3rd addend after being given 2 addends and a sum.Â
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My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding addition and subtraction of 2-digit numbers. Students may view the correct answers.
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Goldfish Subtraction
Students manipulate Goldfish crackers to explore subtraction and number sentences.
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Calculator Addition
First graders work with calculator to add, create an addition number sentence, and plug the number sentence into the calculator and get an answer.
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Yummy Division
Second graders watch as volunteers divide large paper M&Ms on the board. They divide M&Ms into groups and write division sentences to show understanding of division concept. They eat M&Ms.
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Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson plan, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance...
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Which Operation To Use?
In this basic addition and subtraction learning exercise, 2nd graders will determine the correct operation to use. Students will study 8 problems and the given answer, deciding if the correct sign to use will represent addition or...
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Missing Number Addition
For this missing number worksheet, students fill in missing addends to complete 5 simple problems. An answer key is included on page 2.
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Monkey Subtraction
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.
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Mental Math: Adding 10s
To develop mental math skills for adding 10s, learners read an example, solve one carefully scaffolded problem, and then complete 6 more independently. Pictures of 10-rods make the connection between sets of 10 and the corresponding...
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Double Deckers- Addition and Subtraction Practice
In this addition and subtraction worksheet, students complete number sentences using the given digits. They write an addition problem on top of a subtraction problem by filling in the blanks that are shown in pictures of double decker...
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The Case of the Missing Numbers
In this finding the unknown numbers worksheet, students help Detective Digit solve addition and subtraction problems, match the answers with letters, and find the name of the number thief. Students solve and match 16 problems.
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Number Stories
Students write and solve various number stories. They solve number stories using one, two and three digit numbers. Students practice writing sentences using the following 6+1 traits, ideas and content, organization, word choice and...
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Show What You Know: Estimate: Enrichment
In this estimating sums instructional activity, students write a greater than or less than sign to solve the addition sentences. Students first use estimation to help them compare the numbers.
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 3)
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics include...
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Find Three Partners
In this addition worksheet, students solve 5 problems in which a picture is analyzed and a number sentence written to go with it. Students solve the addition problems. There will be three single digit numbers added in each problem.
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Differences in amounts
In this differences in amounts learning exercise, students solve word problems where they figure out differences of amounts of two and three digit numbers. Students complete 10 multiple choice questions.
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Refresh Your Memory
In this math worksheet, learners break down one digit numbers by thinking of numbers which can be added together to get that sum. Students then relate simple subtraction facts in the same family. There are 15 problems.
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Counting by 3s, 4s, and 5s
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
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Making Numbers: Football Shirts
In this problem solving worksheet, students solve 8 problems that require them to add and subtract using 1-digit numbers. Some of the problems require students to find sums while others require them to fill in the blanks in addition and...
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Estimate, Solve, and Check
Young scholars estimate, solve, and check a series of addition and subtraction number and word problems. They write their estimates on a recording sheet, compute and write the answer in the next column, and check their answer with a...