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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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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,...
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Lesson Plan
Curated OER

Mental Subtraction Methods

For Teachers 4th - 5th
In this math worksheet, students learn a strategy to mentally subtract a single digit number from a two digit number such as 53-8. Students follow the detailed instructions to subtract in 18 problems.
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Unit Plan
Norwich Institute for Language Education

Simple Machines

For Teachers 4th - 8th Standards
Planning a unit on simple machines? Save some time and energy with this collection of lessons and activities that explores how these devices are used in the real world to make life a little easier. 
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Worksheet
Curated OER

Add and Subtract Money

For Students 2nd - 3rd
In this counting money worksheet, students solve the six word problems by adding or subtracting the money word problems. Students solve six word problems.
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Lesson Plan
Curated OER

Writing a Number Sentence

For Teachers 3rd
Third graders analyze word problems. In this number sentence lesson, 3rd graders evaluate word problems. Students create number sentences from word problems.
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Worksheet
Curated OER

Subtract from 9 and 10

For Students 2nd - 3rd
In this subtraction instructional activity, students solve story problems that involve subtracting from the numbers 9 and 10. There are six story problems to solve.
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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

Addition and Subtraction

For Students 2nd - 3rd
In this addition and subtraction worksheet, learners analyze a math sentence such as: 16+2 = 12-6. Students solve the problems on each side of the equal sign, and mark "true" if the answers are the same and "false" if they are different....
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Worksheet
Curated OER

Subtract to Compare

For Students 1st - 2nd
In this subtraction word problem worksheet, students read the problem, draw a picture, match the picture with the equation, and find the difference. Students solve six problems.
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Worksheet
Curated OER

Product + 1: Integers

For Students 9th - 12th
In this integers worksheet, students solve 1 word problem using proof.  Students prove their hypothesis of the result of multiplying four consecutive positive integers and adding one to the product.
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Worksheet
Curated OER

Mike's Age

For Students 9th - 12th
In this secondary mathematics worksheet, students solve a word problem revolving around Mike’s age.  The one page worksheet contains one problem with the solution.
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Assessment
1
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California Education Partners

Cady's Cats

For Students 5th Standards
How much can a cat eat? The five-question fraction assessment asks pupils to determine the fractional portion of a food box eaten by cats. Learners show their proficiency in adding and subtracting fractions using several scenarios...

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