Worksheet
Curated OER

Subtraction and Unknown Addends

For Students 1st - 2nd
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
Worksheet
Curated OER

Subtraction and Unknown Addends (to 20)

For Students 1st - 2nd
How many more gallons of fuel does Mr. George need to fill his car to capacity? This word problem uses the unknown addend strategy to get scholars subtracting and thinking about the relationship between mathematical...
Worksheet
Math Worksheets Land

Add and Subtract Within 20 - Independent Practice Worksheet

For Students 1st Standards
Young mathematicians draw pictures to help them solve a series of addition and subtraction word problems. The final problem in the set of ten is a bit fishy because Nikki caught some fish, threw those back, and then caught some more.
Interactive
Scholastic

Study Jams! Addition & Subtraction Equations

For Students 5th - 7th Standards
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
Lesson Plan
Pennsylvania Department of Education

Comparing Sets

For Teachers Pre-K - 2nd
Students count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
Lesson Plan
Curated OER

Solving Systems by Elimination

For Teachers 8th - 10th
Students review solving absolute value equations. They watch as the teacher demonstrates solving a system of linear equations by addition. Students practice working problems by multiplying to obtain opposite cooefficients, and then...
Worksheet
Curated OER

Money Subtraction (B): 25 Cent Increments

For Students 3rd - 4th
In this subtracting money worksheet, students solve the money subtraction problems by subtracting the numbers in increments of twenty five cents. Students subtract to solve twenty money problems.
Worksheet
Curated OER

Money Subtraction (A)

For Students 3rd - 4th
In this subtracting money worksheet, students solve the money subtraction problems by subtracting the numbers in increments of ten cents. Students subtract to solve twenty money problems.
Worksheet
Curated OER

Money Subtraction (B)

For Students 3rd - 4th
In this subtracting money worksheet, students solve the money subtraction problems by subtracting the numbers in increments of ten cents. Students subtract to solve twenty money problems.
Worksheet
Curated OER

Money Subtraction (C)

For Students 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Worksheet
Curated OER

Money Subtraction (E)

For Students 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Worksheet
Curated OER

Money Subtraction (H)

For Students 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Lesson Plan
Curated OER

Money Subtraction (A)

For Teachers 3rd - 4th
In this counting money worksheet, students subtract the money amounts by increments of 50 cents. Students solve twenty money subtraction problems.
Worksheet
Curated OER

Count and Subtract

For Students 1st - 3rd
In this counting and subtracting worksheet, students solve 20 subtraction problems using pictures. Worksheet is set up in 5 pages of 4 problems each.
Lesson Plan
Curated OER

Ten Sly Piranhas: A Counting Story in Reverse

For Teachers 2nd - 3rd
Young scholars solve related addition and subtraction problems. In this addition and subtraction lesson, students use the book Ten Sly Piranhas by William Wise as the source of word problems for young scholars to solve.
Lesson Plan
Curated OER

Math by M&M's

For Teachers K - 2nd
Students learn Counting and have fun all at the same time. They also learn subtraction and adding at as young as you want. They can eat M&M's when the self-taught lesson is finished.
Lesson Plan
Curated OER

Dividing By Two-digit Divisors

For Teachers 7th - 9th
In this dividing by two-digit divisors worksheet, young scholars working with a partner problem solve and calculate the answers to ten word problems and mathematical division equations.
Worksheet
Curated OER

How to Calculate Your Age by Chocolate

For Students 7th - 12th
For this math puzzle worksheet, students follow detailed directions to find their age. They begin with the number of times per week they eat chocolate. Their final answer tells how much chocolate they want or eat as well as their age.
Worksheet
Curated OER

Extra Practice with Time: Using menos

For Students 6th - 8th
How do you tell time in Spanish? Provide each learner with this reference guide and practice sheet to introduce telling time in another language. Begin by reading through the first two informational pages that describe how time is...
Worksheet
Curated OER

Rename to Subtract

For Students 3rd - 5th
In this subtraction of fractions practice worksheet, learners sharpen their problem solving skills as they solve 6 story problems that require renaming.
Lesson Plan
Curated OER

PIG/HOG - Activity

For Teachers K - 3rd
Students play PIG, which is an addition game, played between two or more students (but they CAN play alone!). The first player rolls the 6-sided, pip dice. They add up the total by counting the pips, using their fingers.
Lesson Plan
Curated OER

Follow That Sign! A Review in Using Appropriate Mathematical Symbols

For Teachers 1st Standards
Kids gain a deeper understanding of mathematical symbols, by playing an interactive game using flash cards. They complete an attached Missing Symbols Worksheet, flash card and an assessment are also included.
Workbook
MLC

Fractions Packet

For Students 5th - 6th Standards
Your fifth graders will appreciate the simple, direct explanations, examples, and practice exercises in this well-organized unit on fractions. Beginning with an introduction to fractions, the packet flows smoothly through the fraction...
Activity
Illustrative Mathematics

Building toward fluency

For Teachers 2nd - 3rd Standards
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...