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Worksheet
Curated OER

Subtracting Integers

For Students 5th - 6th Standards
In this subtracting integers worksheet, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
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Worksheet
Curated OER

Equal Estimates- Decimals

For Students 3rd - 5th
In this decimal estimation worksheet, students estimate a set of addition and subtraction problems, rounding to the nearest whole number, then place each problem in the box that contains its estimated sum or difference.
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Worksheet
Curated OER

Mental Arithmetic Sets 3 and 4

For Students 3rd
For this mental arithmetic worksheet, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting. 
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Lesson Plan
Curated OER

How Much is a Name Worth?

For Teachers 2nd
Second graders listen to a read aloud of Yangsook Choi's, The Name Jar. First, they estimate how much their name is worth based on the teacher's example. They assign numeric values to the letters of the alphabet in order to compute the...
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Worksheet
Curated OER

Solving Money Problems

For Students 3rd - 5th
In this money worksheet, students solve problems where they add amounts of money in addition problems and finding the total cost of items. Students complete 8 problems.
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Lesson Plan
Curated OER

Rounding And Estimating

For Teachers 4th - 5th
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson also includes praise for...
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Worksheet
Curated OER

Decimal Clues

For Students 5th
In this decimal clues instructional activity, 5th graders use the clues to find the decimal for seven word problems using place value, addition and subtraction.
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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 activity, 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

One Vs. One Hundred

For Teachers 3rd - 5th
Students explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 8th - 10th
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
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Worksheet
Curated OER

Algebraic Translations

For Students 7th
In this algebraic translations instructional activity, 7th graders solve 10 different problems related to various algebraic translations. First, they determine the sum of two consecutive numbers. Then, students determine the rates at...
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Interactive
Curated OER

Decimal Word Problems

For Students 5th - 8th
In this decimals activity, students solve word problems containing decimal numbers and one step problems. Students complete 5 problems.
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Lesson Plan
Curated OER

Place Value

For Teachers 5th
Fifth graders explore number meanings and their relationship. Using place value clues and base-ten blocks, 5th graders build a models of numbers and determine their value. To reinforce number relationship, students participate in a...
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Lesson Plan
Curated OER

Algebra 1: Evaluating Expressions

For Teachers 9th - 12th
Students discover how to apply the order of operations to evaluating algebraic expressions. In pairs, they solve problems by placing the order of operations steps in correct order. As an exit slip, students write paragraphs about an...
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Lesson Plan
Curated OER

Elapsed Time Two

For Teachers 3rd - 4th
Students study how to calculate elapsed time. In this elapsed time instructional activity, they determine how to calculate the ending time of an event when they are given the starting time and the elapsed time. They participate in direct...
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Lesson Plan
Curated OER

Solving Two-Step Equations

For Teachers 8th - 9th
In this solving equations worksheet, young scholars solve and complete 16 different types of problems. First, they simplify using the inverse of addition or subtraction. Then, students simplify further by using the inverse of...
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Worksheet
Curated OER

Grasping Graphs

For Students 7th - 8th
In this grasping graphs worksheet, students solve and complete 3 different types of problems. First, they graph the data described and select the appropriate graph type. Then, students identify the independent and dependent variable. In...
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Worksheet
Curated OER

Round-Nearest Ten, Hundred and Ten Thousand

For Students 4th - 5th
In this rounding worksheet, students use a number line to help round given numbers to the nearest ten, hundred and ten thousand. 
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Lesson Plan
Curated OER

Cubes, Sums and a Little Fun

For Teachers 1st
First graders, with partners, create and solve math problems using number and unifix cubes.
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Worksheet
Curated OER

Wedded Bliss

For Students 9th
In this Algebra I instructional activity, 9th graders solve a cryptogram involving addition. The one page instructional activity contains one question. Solutions are included.  
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Lesson Plan
Curated OER

Adding Ten Tiles I

For Teachers 6th - 7th
Students practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Worksheet
Curated OER

The Gambling Problem

For Students 8th - 10th
In this gambling learning exercise, students determine the amount two people made while gambling in Atlantic City.  They identify and compute a factorial and a number squared.  This one-page problem contains 1 problem.  This problem...
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Worksheet
Curated OER

Decimals test

For Students 7th - 10th
In this decimals worksheet, students complete a test asking them questions on rounding, sums, and metric units involving decimals. Students complete 20 problems.
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Lesson Plan
Curated OER

Groovy Grooping

For Teachers 1st
First graders listen to the teacher read "The M&M's Addition Book." They estimate the number of gum balls in a bag. Students use unifix cubes to estimate the number of gum balls each student will receive. The indicated worksheet and...