Worksheet
Curated OER

Not So Snappy 10

For Students 6th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 3 word problems demonstrating their understanding of the concept.
Interactive
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Word problems involving number relationships

For Students 9th
In this Algebra I worksheet, 9th graders solve word problems in one variable that are based on relationships in numbers.  The one page worksheet contains thirty problems.  Answers are not provided. 
Lesson Plan
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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...
Lesson Plan
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Review of Significant Digits

For Teachers 9th - 12th
In this significant digits worksheet, high schoolers 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...
Worksheet
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Use Negative Numbers

For Students 3rd - 4th
In this problem solving worksheet, 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.
Worksheet
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Magic Math

For Students 2nd - 3rd
In this addition and subtraction worksheet, students solve the one digit addition and subtraction problems and create its counterpart number sentence. Students complete 10 problems.
Lesson Plan
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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...
Lesson Plan
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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...
Worksheet
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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.
Worksheet
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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.
Worksheet
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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.
Worksheet
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Order of Operations - Add/Subtract

For Students 6th - 8th
In this order of operations worksheet, middle schoolers complete addition and subtraction problems with parenthesis and 3 and 4 digit numbers. Students complete 9 problems. 
Lesson Plan
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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...
Interactive
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Subtracting Large Numbers With Decimals

For Students 5th
In this subtracting large numbers with decimals activity, 5th graders solve 10 subtraction problems with decimals and 4 to 7 digit numbers in multiple choice format, answers can be shown online.
Worksheet
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Subtracting Greater Numbers

For Students 4th
In this subtraction worksheet, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
Worksheet
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Magic Math Morning Work

For Students 1st - 2nd
In this fact families worksheet, students solve 10 problems in which single digits are added with sums to ten. Students then check each problem using subtraction.
Lesson Plan
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The 500 Problem

For Teachers 3rd - 6th
Students explain face, place and total value of numbers as well as solve three-digit subtraction problems. Before trying answer the problem Students must be able to examine that the same digit is used to represent different amounts.
Lesson Plan
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The Take-Awar Bar 1

For Teachers 3rd - 8th
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
Lesson Plan
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The Part-adder 1

For Teachers 2nd
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
Lesson Plan
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Regrouping With Remediation

For Teachers 4th
Fourth graders complete multiplication, addition, and subtraction problems that all contain regrouping. In this regrouping lesson plan, 4th graders complete worksheets not provided.
Worksheet
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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.
Worksheet
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What is Your Favorite Class?

For Students 9th - 12th
In this secondary mathematics worksheet, students solve a math riddle in which the answer will be that everyone’s favorite class is math. The one page explanation of the mathematics basis for the riddle is provided. ...
Lesson Plan
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The Fathers' Day Card

For Teachers 3rd - 6th
Students subtract using decimals and find half of a decimal number. They write and solve problems which involve decimals and which require a choice of one or more of the four arithmetic operations.
Lesson Plan
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Race to 50/100

For Teachers 2nd
Second graders practice utilizing multiple tens frames and dice to race to fifty or one hundred. They calculate tens and ones to find out how many counters they have on their grid and how many more they need to get to fifty or one...