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Worksheet
Curated OER

Easter Hunt

For Students 3rd - 5th
In this addition and subtraction worksheet, students complete addition and subtraction word problems about hunting for Easter eggs. Students complete 4 problems.
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Worksheet
Curated OER

Subtract from 11 and Less

For Students 2nd - 3rd
For this subtraction worksheet, students solve 6 word problems that use numbers 1-11. The first 2 problems are set up for reference.
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Worksheet
Curated OER

Fact Families

For Students 3rd - 4th
In this fact families worksheet, students solve 6 word problems involving either addition or subtraction. Students use knowledge of fact families to solve each problem.
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Worksheet
Curated OER

Matrix Subtraction

For Students 9th - 10th
In this matrix worksheet, students subtract matrices. Each matrices contains four to nine terms. Explanations and examples are provided. This three-page worksheet contains ten problems.
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Lesson Plan
Curated OER

Radicals: Addition & Subtraction of Complex Numbers

For Teachers 10th - 12th Standards
In this radical worksheet, students simplify complex numbers.  They find the sum and difference of complex numbers.  This two-page worksheet contains 11 multiple-choice problems.  Answers are given on the last page.
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Worksheet
Curated OER

Special Symbols

For Students K - 1st
Bridge the gap between the term "take away" and the actual subtraction symbol using these illustrated practice problems. For each, youngsters see the number sentence in three ways: images of birds on twigs, written out in word form, and...
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Handout
Charleston School District

Solving for a Missing Dimension

For Students 8th - 10th Standards
If a can has a volume of twelve ounces, how tall it should be? If you can work with volume formulas, it's is an easy measurement to find. After finding the volume of figures in the previous lesson of the series, learners now apply the...
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Worksheet
Curated OER

Calculating Change

For Students 2nd - 4th Standards
Before beginning this money math activity, discuss with scholars why calculating change is an important life skill. They examine the prices for fruit on a snack menu and observe three customer scenarios. For each one, scholars determine...
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Lesson Plan
Curated OER

Monkey Subtraction

For Teachers K
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.
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Worksheet
Curated OER

Revise Understanding Subtraction

For Students 2nd - 3rd
For this subtraction worksheet, students find the difference and check by adding. In this problem solving worksheet, students solve and check seven problems.
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Worksheet
Curated OER

Find the Difference--Mental Arithmetic

For Students 3rd
In this subtraction worksheet, 3rd graders solve 4 subtraction problems mentally and then write their answers in the boxes provided. Students fill in the missing numbers in 11 problems and explain how they got to their answers in the...
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Lesson Plan
Curated OER

Problem Solving: Dots, Symbols, Words and Proteins

For Teachers 9th - 11th
Students use symbols and dots to investigate the amino acids in a protein. In this problem solving lesson plan, students use dots and symbolic analogies to solve problems using the IDEAL problem solving method which includes identifying...
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Worksheet
Curated OER

Subtraction: Number Square

For Students 1st - 3rd
In this subtraction worksheet, students use a hundred chart to find the differences. In this short answer worksheet, students solve ten problems.
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Worksheet
Curated OER

Algebra: Addition and Subtraction Equations

For Students 5th - 6th
In this algebra worksheet, students solve 6 problems in which students use the sample model to write equations. Students write the equation in words, replace the words with values from the model. and solve the equation.
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Worksheet
Curated OER

Rita's Ice Problem

For Students 11th
In this algebra activity, 11th graders calculate how many different choices they can create making their icy. The have a choice of 26 different flavors of ice and 5 different flavors of ice cream. There is a solution to this problem.
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Lesson Plan
Curated OER

In and Out Function Problems

For Teachers 3rd
Third graders solve In and Out function problems. They analyze a chart and discuss the steps to solving the functions, and discuss the patterns and complete the charts. Students then create a book of repeating patterns using magazines,...
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Lesson Plan
Curated OER

Mayan Math

For Teachers 5th
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...
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Lesson Plan
Curated OER

Introduce Double-Digit Addition

For Teachers 3rd - 4th
Pupils generate a list of numbers then classify them into groups of single digit and double-digit numbers. After listening to a children's book about double-digit addition, they work with tens and ones blocks to solve double-digit...
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Worksheet
Curated OER

Solving Linear Equations

For Students 9th - 12th Standards
Use this activity for practice or review solving linear equations in one variable. Problems range from multiple-step problems involving parentheses and combining like terms, to word problems, to equations with no solution or infinitely...
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Worksheet
Curated OER

Line Plot Touchdowns

For Students 2nd - 5th
In this line plots worksheet, students read the number of touchdowns that were scored in Super Bowl Games from 1990-2000. Students use the line plots to answer the questions.
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Worksheet
Curated OER

Are Our Chemical Measurements Accurate or Precise?

For Students 8th - 12th
What is the difference between accuracy and precision? This instructional activity has students define the terms accuracy and precision, and compare bulleye diagrams to find examples of both. Students analyze given data and determine the...
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Interactive
Curated OER

Addition and Subtraction Sentences

For Students 1st - 2nd
In this addition and subtraction activity, learners write read the addition or subtraction number sentences and solve the 4 problems.
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Lesson Plan
Curated OER

Writing Numbers in Word Form

For Teachers 5th - 6th
Learners write numbers in word form. For this writing numbers in word form lesson, students are shown examples of numbers written out in word form. Then they independently complete a 20-problem worksheet.
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Worksheet
Curated OER

Subtraction and Unknown Addends

For Students 1st - 3rd
The missing addend strategy is helpful to young mathematicians approaching subtraction. This worksheet walks learners through the required steps, solving the problems with them. They examine situations with one addend and a sum provided,...