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Lesson Plan
Curated OER

A Prime Investigation wtih 7, 11, and 13

For Teachers 9th
Ninth graders investigate divisibility rules.  In this middle school mathematics/Algebra I lesson, 9th graders explore the divisibility rules of 7, 11, and 13.  Students examine certain six-digit numbers that are divisible by 7, 11, and 13.
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Worksheet
Curated OER

Math--Fractions and Percentages

For Students 4th - 5th
In this fractions and percentages worksheet, learners write down the percentages of a pie chart and change then into fractions. Students change 7 fraction sentences into a percentage sentence.
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Worksheet
Curated OER

Calculator

For Students 4th
In this mathematical calculations activity, 4th graders complete 12 multiplication problems by using a calculator. Students also develop an estimate for these problems.
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Lesson Plan
Curated OER

Download and Analyze

For Teachers 3rd - 9th
Students download information from a NASA website into a database. They transfer it to a spreadsheet by completing the information and analyze the information. They determine temperature averages, mode, and graph the results. They write...
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Worksheet
Curated OER

Fundamental Theorem of Algebra

For Students 8th - 10th Standards
For this worksheet, learners identify the Fundamental Theorem of Algebra. They solve polynomial functions and simplify expressions and equations. 
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Lesson Plan
Curated OER

Equations in the Park

For Teachers 3rd - 4th
Students explore algebraic concepts using real life situations.  For this equations lesson, students develop strategies to solve missing number problems. Students participate in a board game based on algebraic equations.
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Worksheet
Curated OER

Prove It!

For Students 5th - 6th
In this problem solving skills worksheet, students prove that a number is a multiple of 9 if the sum of its digits in 9. Students also respond to 3 short answer questions regarding multiples.
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Worksheet
Curated OER

Factoring Numbers

For Students 4th - 6th
In this factoring worksheet, students read about composite and prime numbers. They then read through 2 example problems regarding factors. Finally, students solve the 6 problems at the bottom of the page.
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Lesson Plan
Curated OER

Divisibility

For Teachers 7th - 8th
In this math worksheet, students are given a reminder of what divisibility means. Students then answer 10 divisibility questions.
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Worksheet
Curated OER

Math: Decimals / Money #1 (10-99)

For Students 3rd - 6th
In this elementary math worksheet, students review subtracting decimals as they complete 25 problems. The problems require students to subtract digits ranging from 10-99.
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Worksheet
Curated OER

Divisibility Rules

For Students 6th
In this divisibility rules worksheet, 6th graders read the divisibility rules, then apply these rules to solve 50 problems on 21 pages with answer key provided at the end.
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Worksheet
Curated OER

Number Theory and Fractions Vocabulary

For Students 4th - 6th
In this fractions vocabulary learning exercise, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
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Worksheet
Curated OER

Mixed Addition/Subtraction Word Problems One -Version 1

For Students 2nd - 3rd
In this word problems worksheet, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 problems.
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Worksheet
Curated OER

Factors and Prime Numbers

For Students 5th - 6th
In this factors and prime numbers worksheet, students solve 40 problems in which they find prime numbers, determine the factors of given numbers and figure out whether or not numbers are prime. This page is intended for online use but...
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Worksheet
Curated OER

Divisibility

For Students 5th - 8th
In this divisibility worksheet, students read divisibility rules and then check the boxes in the chart if the 3 digit number can be divided by numbers 2 through 10. Students do this for 5, 3 digit numbers.
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Worksheet
Curated OER

Factors

For Students 4th - 8th
For this factors worksheet, students solve word problems having to do with factors of numbers that are up to 4 digits. Students complete 10 problems.
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Worksheet
Curated OER

Mixed Numbers and Improper Fractions

For Students 5th - 8th
In this mixed numbers and improper fractions activity, students convert mixed numbers to improper fractions and vice versa. Students complete 24 problems total.
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Interactive
Curated OER

Simplifying Fractions

For Students 8th - 10th
In this algebra worksheet, students simplify fractions using common denominators. They solve using addition and subtraction. There are 6 questions with an answer key.
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Interactive
Curated OER

Multiplying Fractions

For Students 7th - 9th
In this general mathematics worksheet, students multiply fractions, including whole numbers and mixed numbers.  The one page interactive worksheet contains five problems.  Solutions and answers are provided. 
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Lesson Plan
Curated OER

Introduction to Estimation and Making Arrays

For Teachers 2nd - 3rd
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
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Worksheet
Curated OER

Grade 2 Spring Themed Word Problems: Problem 1

For Students 2nd
In this math activity, 2nd graders read and solve one story problem which involves addition of 2 digit numbers with carrying. There is a work space on the page for students to show calculations.
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Lesson Plan
Curated OER

Math - Divisibility

For Teachers 6th - 8th
Middle schoolers explore the concept of divisibility. In this divisibility lesson, students determine which numbers are divisible by another number.
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Worksheet
Curated OER

Computations with Fractions Vocabulary Crossword

For Students 5th - 10th
In this fractions crossword, students fill in the blanks to the crossword with vocabulary words representing the computations of fractions. Students complete 17 spaces in the crossword.
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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.

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