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Lesson Plan
Curated OER

The Difference of Two Squares

For Teachers 8th - 10th
Students practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and determine...
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Worksheet
Curated OER

Standard Written Method For Subtraction

For Students 3rd - 4th
In this subtraction worksheet, students solve 9 subtraction problems involving double-digit numbers. Students put their answers below each problem.
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Worksheet
Curated OER

Standard Written Method for Subtraction With Zeros

For Students 2nd - 3rd
In this finding the differences worksheet, students read the steps to solving subtraction problems with zeros in the ones place, and subtract two-digit numbers. Students solve 12 problems. 
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Lesson Plan
Curated OER

Adding and Subtracting Bears and Goats

For Teachers 1st
First graders evaluate math problems using farm animals.  In this consumer math lesson, 1st graders discover math problems which concern quantities of farm animals.  Students discover new strategies to help them analyze their information. 
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Worksheet
Curated OER

1st Grade Math Review

For Students 1st
In this math review worksheet, 1st graders respond to 20 multiple choice questions that serve as a review of addition facts, subtraction facts, odd and even numbers, and calendar skills.
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Worksheet
Curated OER

Subtracting Real Numbers

For Students 8th - 10th
For this algebra worksheet, students apply properties of subtraction to solve problems. They rewrite word problems using algebraic symbols. There is one problem with an answer key.
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Lesson Plan
Curated OER

Adding And Subtracting Decimals

For Teachers 4th - 5th
In this adding and subtracting decimals worksheet, learners, with a partner, problem solve and calculate the answers to ten addition and subtraction equations or word problems.
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Lesson Plan
Curated OER

Adding and Subtracting Money

For Teachers 2nd - 3rd
In this math worksheet, students solve problems involving money. The first problem has four questions that guide the student through the problem solving process. The final four problems are computation problems involving money, but are...
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Worksheet
Curated OER

Summer Packing

For Students 4th
In this problem solving worksheet, 4th graders write four problems that can be solved. Students use the information provided in order to create problems that can be solved using multiplication, division, addition, and subtraction. The...
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Worksheet
Curated OER

Decide When to Regroup: Practice

For Students 3rd - 4th
In this regrouping with subtraction worksheet, students solve the words problems using subtraction. Students must decide whether to use regrouping to solve the subtraction problems.
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Worksheet
Curated OER

Subtract Single Digits From Multiples of 100

For Students 2nd - 4th
In this subtraction worksheet, students complete a total of 9 problems, subtraction single digit numbers from multiples of 100, then complete an additional 9 problems, subtracting from multiples of 1000.
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Worksheet
Curated OER

Subtracting Integers

For Students 5th - 6th Standards
In this subtracting integers learning exercise, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
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Worksheet
Curated OER

Horizontal Subtraction

For Students 1st - 3rd
In this subtraction worksheet, students subtract one digit numbers with the problems written horizontally. Students complete 16 problems total.
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Worksheet
Curated OER

Find A Difference By Counting Up

For Students 3rd - 4th
In this subtraction worksheet, students solve 11 problems in which a single digit is subtracted from a four digit number. Students do this mentally by taking from the whole thousands and then counting up or by counting back.
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Worksheet
Curated OER

Piggy Bank Math Paper

For Students 2nd - 4th
In this subtraction using decimals worksheet, students write 9 math problems that require them subtract change amounts from 1 dollar. Students solve the problems they write.
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Worksheet
Curated OER

Rename to Subtract Fractions Quiz

For Students 6th - 8th
In this renaming fractions worksheet, students rename fractions to be able to subtract them. Students complete 10 regular problems and 3 word problems.
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Worksheet
Curated OER

Reteach: Guess and Check

For Students 3rd - 4th
In this guess and check worksheet, students record guesses to a word problem by recording them in a table. Next, students use guess and check to solve 3 additional problems. Houghton Mifflin text is referenced.
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Lesson Plan
Curated OER

Translating Sentences to Equations

For Teachers 8th - 9th
In this translating worksheet, students translate word phrases to algebraic equations and then solve the equation. This one-page worksheet contains ten problems. Answers are provided on the page.
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Worksheet
Curated OER

Choosing Numbers That Make Sense

For Students 3rd - 4th
In this number sense instructional activity, students complete each of 4 word problems using decade numbers. They add or subtract to determine the answer to the problem.
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Worksheet
Curated OER

Multiplication and Order of Operations

For Students 4th - 6th
In this order of operations worksheet, learners solve seventeen math problems by solving the expression in parentheses first and then doing the multiplication, division, addition or subtraction steps next, whichever one comes first.
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Worksheet
Curated OER

Counting Back by Tens

For Students 2nd
In this counting backwards worksheet, 2nd graders study and review a chart to assist them in solving 4 subtraction math problems.
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Lesson Plan
Curated OER

Reviewing Facts Through 10

For Teachers K - 1st Standards
Manipulatives are always fun for children to use. They use connecting cubes and blocks to solve addition and subtraction word problems with numbers up to 10. They then play a math game and use their cube to create number sentences....
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Lesson Plan
Curated OER

Math Madness: A Game for Small Groups

For Teachers K - 6th
Students work together in groups and solve math problems accurately.
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Lesson Plan
Curated OER

Fraction Food Frenzy

For Teachers 3rd - 5th
Students study addition of fractions with like denominators using illustrations and problem solving.

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