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Worksheet
Curated OER

Not So Snappy 4

For Students 5th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) instructional activity, students solve 4 word problems demonstrating their understanding of the concept.
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Lesson Plan
Curated OER

Equal Additions

For Teachers 5th - 6th
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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Worksheet
Curated OER

Find Factors of a Number

For Students 4th - 7th
In this finding factors practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
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Lesson Plan
Curated OER

Jack and the Beanstalk Estimation

For Teachers 3rd - 4th
Students use estimation and pencil-paper calculations to help Jack and his mother solve a variety of life problems. They solve problems using various math operations, i.e., addition, subtraction, and measurement.
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Worksheet
Curated OER

What Do You Think?

For Students 2nd - 3rd
In this estimating sums and differences worksheet, students solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
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Lesson Plan
Curated OER

Number Stories

For Teachers 1st - 2nd
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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Worksheet
Curated OER

Thirty Single Variable Algebraic Equation Word Problems

For Students 8th - 10th
In this algebraic equations instructional activity, student solve thirty word problems from single variable algebraic equations.  Two of the thirty problems are solved as examples.
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Worksheet
Curated OER

Not So Snappy 5

For Students 6th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 5 word problems demonstrating their understanding of the concept.
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Worksheet
Curated OER

Math Card Clues

For Students K - 1st
In this math worksheet, students solve 11 math card clues. All of the clues involve addition or subtraction. For example, one card reads, "I am zero. Add on 4."
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Lesson Plan
Curated OER

Multiplication Strategies and Writing Story Problems

For Teachers 3rd
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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Worksheet
Curated OER

Not So Snappy 10

For Students 6th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) instructional activity, students solve 3 word problems demonstrating their understanding of the concept.
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Interactive
Curated OER

Word problems involving number relationships

For Students 9th
In this Algebra I instructional activity, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page instructional activity contains thirty problems.  Answers are not provided. 
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Lesson Plan
Curated OER

Review of Significant Digits

For Teachers 9th - 12th
In this significant digits worksheet, students review the rules for performing calculations with significant digits. Students then express answers with the correct number of significant digits. This worksheet has 3 short answers and 1...
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Worksheet
Curated OER

Use Negative Numbers

For Students 3rd - 4th
In this problem solving learning exercise, students read and solve 6 story problems pertaining to borrowing and paying back money. Students use instead simple subtraction and addition. No answers will be negative numbers.
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Worksheet
Curated OER

Magic Math

For Students 2nd - 3rd
In this addition and subtraction activity, students solve the one digit addition and subtraction problems and create its counterpart number sentence. Students complete 10 problems.
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Lesson Plan
Curated OER

Jack Math Scramble

For Teachers 3rd - 5th
Students practice throwing and catching jacks to improve their hand-eye coordination. In groups, they participate in a variety of games in which they use the jacks to improve their problem solving skills. To end the lesson, they pick up...
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Lesson Plan
Curated OER

Algebra 1: Evaluating Expressions

For Teachers 9th - 12th
Students discover how to apply the order of operations to evaluating algebraic expressions. In pairs, they solve problems by placing the order of operations steps in correct order. As an exit slip, students write paragraphs about an...
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Lesson Plan
Curated OER

MS Math Order of Operations

For Teachers 7th
Seventh graders create a mnemonic device which correctly represents the order of operations. They simplify expressions by correctly following the order of operations. Students use PEMDAS-parentheses, exponents, multiplication,...
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Lesson Plan
Curated OER

Duck Dominoes

For Teachers 1st
In this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...
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Worksheet
Curated OER

SAT Grid Ins Practice Test 3

For Students 9th - 12th
In this SAT grid in worksheet, students solve 10 practice SAT type problems.  Students determine average, volume of prisms, sum of angles, etc.
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Worksheet
Curated OER

Mystery Numbers

For Students 3rd - 4th
In this mystery number worksheet, students begin with a 3 digit number and using the code key, find the sum or difference in each shape as a spiral puzzle is solved.
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Worksheet
Curated OER

Addition - Decimals

For Students 4th - 8th Standards
In this decimal addition worksheet, students solve 15 problems that require them to add decimal numbers with 1-5 digits.
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Worksheet
Curated OER

Order of Operations - Add/Subtract

For Students 6th - 8th
In this order of operations worksheet, students complete addition and subtraction problems with parenthesis and 3 and 4 digit numbers. Students complete 9 problems. 
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 8th - 10th
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...