Worksheet
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Decimal Clues

For Students 5th
In this decimal clues worksheet, 5th graders use the clues to find the decimal for seven word problems using place value, addition and subtraction.
Worksheet
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Booster (pg.10)

For Students 1st - 2nd
In this addition and subtraction worksheet, students work out and answer 2 word problems, answer 2 short answer problems and fill in the missing 4 digits in one addition and one subtraction problem.
Lesson Plan
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My Decimal Number

For Teachers 3rd
Third graders brainstorm different ways to represent decimal fractions. They draw on their knowledge of decimal place value, addition and subtraction of decimals, and writing decimals in words and symbols. Students discuss the meaning...
Lesson Plan
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Number Tick Tack Toe

For Teachers K - 3rd
Students practice basic addition and subtraction facts to twelve. They use high level thinking skills to win at the game of tick tack toe. Students review the rules to the game. They use strategy skills to master the game.
Lesson Plan
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Number Tick Tack Toe:

For Teachers 1st - 3rd
Students practice basic addition and subtration facts to twelve and use thinking skills to win at tick tack toe.
Lesson Plan
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The Number Partner

For Teachers 1st
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
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...
Lesson Plan
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Review of Significant Digits

For Teachers 9th - 12th
In this significant digits worksheet, learners 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...
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...
Worksheet
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Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction activity, students subtract 20 single-digit math problems as fast as they can in 2 speed races. Students write their answers on the activity provided.
Worksheet
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Subtracting Numbers Up to Ten--Speed Racing

For Students 2nd - 3rd
In this subtraction worksheet, students subtract 20 single-digit numbers as fast as they can in 2 speed races. Students write their answers on the worksheet provided.
Interactive
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Simplifying Fractions

For Students 8th - 10th
In this algebra worksheet, students simplify fractions using common denominators. They solve using addition and subtraction. There are 6 questions with an answer key.
Worksheet
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Add and Subtract Whole Hundreds

For Students 2nd - 3rd
In this addition and subtraction activity, students add and subtract whole hundred numbers. Students complete 5 problems on this activity.
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.
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...
Worksheet
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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. 
Lesson Plan
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Base 10 Rounding

For Teachers 5th - 7th
Pupils build two, three, and four digit numbers using base ten blocks and round those numbers. In this rounding numbers lesson, students work in pairs and build numbers using base ten blocks.
Lesson Plan
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Junk Yard Math

For Teachers 3rd
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Lesson Plan
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I Want It All!

For Teachers 3rd
Third graders understand the economics of choices in buying. For this goods and services lesson, 3rd graders participate in activities to make choices about purchases. Students write stories, answer questions, and complete worksheets to...
Lesson Plan
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Place Value Popsicles

For Teachers 1st - 2nd
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
Lesson Plan
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Math Stories 1

For Teachers 2nd
Second graders use technology to draw shapes or select pictues to represent an addition or subtraction equation. They also write the equation, and a story that matches the equations.
Worksheet
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Think of a Number

For Students 4th - 6th
In this math worksheet, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.
Lesson Plan
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Multiple Ways to Add and Subtract

For Teachers 3rd
Third graders recall multiplication facts to tens. They recall factors of numbers generated by multiplication facts to ten. Students become familiar with the use of brackets in notation. They multiply two digit numbers by a single...
Lesson Plan
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How Many Cards Do We Need to Display the Dates of the Month?

For Teachers 3rd - 4th
Students complete activities to study the concept of place value notation. In this place value lesson, students use cards for the days of the month that only number from 1 to 9. Students find a subtraction pattern to determine the amount...