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Lesson Plan
Curated OER

Casting Out Nines

For Teachers 4th - 6th
Students identify division problems with no remainders. In this division instructional activity, students learn to decipher division problems using addition and subtraction to determine if the problem will contain a remainder.
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Worksheet
Curated OER

Add or Subtract

For Students 1st - 2nd
In this addition and subtraction worksheet, learners complete addition and subtraction problems containing one digit numbers. Students complete 52 problems.
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Worksheet
Curated OER

Addition and Subtraction: Basic Word Problems

For Students 2nd - 3rd
In this work problem worksheet, learners complete a set of 10 addition and subtraction problems. Answers are included on page. Problems are beginning level.
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Worksheet
Curated OER

Column Subtraction: Money with Four Digits

For Students 4th - 5th
In this column subtraction with money and four digits, students solve twenty subtraction problems about money with four digits, dollars and cents, with regrouping.
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Worksheet
Curated OER

4-Digits: Pattern, Compare, Order

For Students 2nd - 4th
In this pattern, comparing and ordering worksheet, students complete a total of 10 multiple choice questions that use concepts of ordering, comparing and patterns.
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Lesson Plan
Curated OER

The School Store

For Teachers 1st - 2nd
Students choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction lesson, students make a chart of items sold in the school store. Students then work in teams to apply...
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Worksheet
Curated OER

4-Digit Problem Solving: Add and Subtract

For Students 3rd - 5th
In this problem solving worksheet, students solve a total of 7 equations, drawing models and using algorithm. A reference web site for additional activities is given.
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Worksheet
Curated OER

Answer Match

For Students 2nd - 3rd
In this addition and subtraction practice worksheet, students solve 26 problems that require them to add and subtract using 3-digit numbers. Students match the problems that have the same sums and differences.
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Worksheet
Curated OER

Picture It

For Students 2nd - 3rd
In this story problem activity, students answer short answer question about a story problem. Students complete 6 questions about a story problems with 1 digit numbers.
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Worksheet
Curated OER

The Math Lesson 8

For Students K - 2nd
In this subtraction practice activity, students use their problem solving skills to solve 240 problems that require them to subtract single digit numbers.
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Worksheet
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Three-Digit Subtraction With Regrouping Tens #2

For Students 2nd - 3rd
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regrouping tens. A website reference for additional resources is given.
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Worksheet
Curated OER

Three-Digit Subtraction With Regrouping Hundreds #2

For Students 2nd - 4th
In this subtraction worksheet, students solve a total of 25 problems using 3-digit numbers and regrouping hundreds. A website reference for additional resources is given.
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Lesson Plan
Curated OER

Popsicle Stick Regrouping Fun

For Teachers 2nd - 3rd
Students demonstrate regrouping in subtraction. In this math computation lesson, students use popsicle sticks to practice the regrouping strategy. Students practice several examples of regrouping problems in small groups.
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Lesson Plan
Curated OER

Identifying Place Value

For Teachers 3rd
Third graders complete math problems.  In this place value instructional activity, 3rd graders solve problems that require them to write the place value of a number in expanded form and identify the place value and expanded form of three...
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Worksheet
Curated OER

Using Addition To Subtract

For Students 2nd
In this addition and subtraction worksheet, 2nd graders solve 9 subtraction problems and find the missing digit in 9 addition problems.
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Worksheet
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Subtract 13 and 14

For Students 1st - 2nd
For this subtraction practice worksheet, students use problem solving skills in order to solve 6 math word problems that require them to subtract 1 digit numbers.
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Worksheet
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Addition: Number Bonds to 40

For Students 2nd - 3rd Standards
In this addition and subtraction instructional activity, learners use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
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Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Learners practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
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Worksheet
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Subtract Across Zeroes: Practice 5.7

For Students 3rd - 4th
In this subtraction worksheet, students solve 27 problems in which three and four digit numbers are subtracted with regrouping across several places. There are no examples on the page.
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Worksheet
Curated OER

Subtractions

For Students Pre-K - 1st
In this early childhood subtraction practice worksheet, students use the pictured counters to solve 3 problems that require them to subtract 1 digit numbers.
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Worksheet
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Subtract __

For Students 1st - 2nd
In this subtraction practice worksheet, students solve 8 problems that require them to insert a 1-digit number and subtract it from the numbers 3-10.
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Worksheet
Curated OER

Hidden Patterns

For Students 3rd - 5th
In this number pattern worksheet, students use addition and subtraction to determine the next number in the pattern of numbers. There are 8 questions on this worksheet and the numbers are primarily 3 digits.
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Worksheet
Curated OER

St. Patrick's Day Themed Math Word Problems

For Students 1st - 3rd
In this word problems learning exercise, students add 1-digit numbers and subtract tens to problem solve. In this short answer & fill in the blank learning exercise, students write answers to two problems.
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Worksheet
Curated OER

A Frightening Mix of Math (D)

For Students 2nd - 3rd
In this Halloween math worksheet, students solve 36 problems in which two or three digit numbers are added or subtracted. There will be borrowing and carrying on this Halloween themed page that has monster graphics.

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