Lesson Plan
Illustrative Mathematics

Two Interpretations of Division

For Teachers 3rd - 4th Standards
Division can be seen in two ways; as splitting a whole into a certain number of pieces, or splitting it into pieces of a certain size. Help your class reach this understanding with these two simple word problems. Encourage the use of...
Lesson Plan
Mathematics Assessment Project

Generalizing Patterns: The Difference of Two Squares

For Teachers 8th Standards
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
Worksheet
Curated OER

Number Line Subtraction

For Students 2nd - 3rd
Young math learners work with subtraction on the number line. Each of the ten questions provides the problem in its numerical form and contains a number line to illustrate the problem. Even if learners don't need the number line to...
Lesson Plan
EngageNY

One-Step Equations—Addition and Subtraction

For Teachers 6th Standards
Just one step is all you need to find success in solving equations. The 27th installment in a series of 36 teaches how to solve one-step equations involving addition and subtraction. Tape diagrams help future mathematicians in this task.
Worksheet
Curated OER

Subtracting Decimals #4

For Students 4th - 5th Standards
Practice subtracting decimals to the hundredths place. This assignment includes amounts of money and units of measurement. Three sections of problems provide subtraction problems in both vertical and horizontal formats, as well as two...
Lesson Plan
EngageNY

Substituting to Evaluate Addition and Subtraction Expressions

For Teachers 6th Standards
Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...
Worksheet
Curated OER

Subtraction 0 through 5

For Students K - 1st
Subtraction is a must have skill. Give you kids a timed test to see how many of the 40 subtraction problems they can solve in 1 minute. Problems are all subtraction under 5.
Lesson Plan
EngageNY

Two-Step Problems—All Operations

For Teachers 6th Standards
Step 1: Use the resource. Step 2: Watch your class become experts in solving two-step problems. Scholars learn to solve two-step word problems in context. They use tape diagrams and algebraic techniques to break the problem into two,...
Lesson Plan
West Contra Costa Unified School District

Solving Systems of Inequalities

For Teachers 8th - 10th
Don't throw away those transparency sheets just yet! Young scholars first review inequalities on a number line, then learn about graphing inequalities in the coordinate plane. Finally, they use overhead transparencies to create systems...
Worksheet
Curated OER

Lucky Leprechaun Subtraction

For Students 1st - 2nd Standards
Here is a basic practice subtraction worksheet. Learners solve 29 problems and may color the leprechaun when finished.
Worksheet
Curated OER

Basic Subtraction Facts

For Students 2nd - 3rd
In this subtraction problems worksheet, students practice their subtracting skills. Students solve twenty simple one-digit and two-digit subtraction problems.
Worksheet
Curated OER

Solving Subtraction Equations: Quiz

For Students 3rd - 4th
In this subtraction worksheet, students solve a total 14 problems, solving subtraction equations; answers are available on page 2. A reference web site is available for additional activities.
Worksheet
Curated OER

Subtraction Word Problems

For Students 5th - 8th
In this subtraction problem solving worksheet, students read and solve four word problems. Each word problem involves regrouping to the thousands place. There is an area on the worksheet for students to show their work.
Worksheet
Math Salamanders Ltd.

Subtraction To 10 Sheet 2

For Students K - 1st Standards
In this finding the differences instructional activity, students read the subtraction problems, cross the correct number of dots, and solve the problems. Students solve 10 problems.
Worksheet
Math Salamanders Ltd.

Missing Subtraction Facts to 12 Sheet 3

For Students 3rd - 5th Standards
In this subtraction facts activity, students solve 26 subtraction problems. Students must fill in the missing parts of each subtraction problem.
Lesson Plan
Curated OER

Gathering Data to Problem Solve

For Teachers 3rd - 5th
Students, while using reading and writing strategies (subheads, prediction, skim, details, drawing inferences, etc,), solve math problems that involve gathering and representing data (addition, subtraction, multiplication). They practice...
Worksheet
Curated OER

Fun Math Worksheet: Subtraction

For Students 3rd - 4th
In this subtraction worksheet, students solve 10 problems in which 4 digit numbers are subtracted. There will be regrouping on this page with fun animal graphics.
Lesson Plan
Curated OER

Solving Single-Step Word Problems

For Teachers 3rd - 5th
Math wizards learn the five-step plan to solve math word problems. They investigate the five-step process for solving word problems, and examine the use of code words for each of the operations and solve a problem using the strategies.
Worksheet
Curated OER

Subtraction Worksheet 4

For Students 2nd - 4th
First subtract the units column then subtract the tens column, that way if you need to borrow to solve you can. Get those math masters practicing as they solve 20 double-digit subtraction problems.
Worksheet
Curated OER

Relate Addition and Subtraction Reteach 14.7

For Students K - 1st
Introduce young scholars to relationship between addition and subtraction with this very simple activity. There are 2 problems to solve, each problem shows unifix cubes relaying an addition problem and its subtraction companion.
Worksheet
Curated OER

Subtraction Worksheet 4

For Students 2nd - 4th
The class may have to regroup to solve some of these math problems. Using their fantastic math skills they'll subtract double-digit numbers to find the answer to 20 problems.
PPT
Curated OER

Using Number lines in Addition and Subtraction

For Teachers 2nd - 3rd
Adding and subtracting can be done by counting on or counting down a number line. This presentation provides a complete demonstration and examples of how one can use a number line to solve double-digit addition and subtraction problems....
Worksheet
Curated OER

Mixed Four Digit Subtraction

For Students 2nd - 3rd
Subtraction practice is a must. Have your class use this resource to solve 30 three and four digit subtraction problems. Note: Some regrouping/borrowing is required.
Worksheet
Math Salamanders Ltd.

Column Subtraction - Money 4-Digits Sheet 1

For Students 3rd - 4th Standards
Here is a column subtraction of money with four digits worksheet in which youngsters solve 12 problems without regrouping and eight problems with regrouping.