Curated OER
Mental Subtraction Methods
In this subtraction activity, students subtract problems using mental math methods such as tens groups, comparing problems, helping numbers, and more. Students complete 7 sets of problems.
Curated OER
To Be (Half) Or Not To Be (Half)
First graders demonstrate various ways to represent and verify a whole or set separated in two, three, or four equal parts. Using interlocking cubes, Students model a part of a whole or a part of a set. They use appropriate tools and...
Curated OER
Order Your Numbers
Students examine the order of whole numbers that range from 0 to 1,000. They compare and contrast the quantities of different numbers using the number line, objects, and symbols of comparison. Students also work as a class with cards to...
Curated OER
Unit II - Version 6.0 - Worksheet 1 - Fractions
In this fraction learning exercise, learners determine the number of parts in a whole. They add and divide fractions. This one-page learning exercise contains 11 problems.
Curated OER
Divide and Conquer
Seventh graders analyze responses to different types of problems. Using pictures and diagrams, they explore and model the division of fractions. Students examine situations that call for division whether with the whole numbers or with...
Curated OER
Funny Fish Fractions
In this fraction worksheet, students circle the fraction that shows what part of each of 4 sets of sea creatures is shaded. They fill in the fraction that names the portion of the set that is shaded in the last 4 sets.
Curated OER
Number and Number Relations: Lesson 2
Fourth graders participate in using the terminology of more, less, between, compare, and order. They compare whole numbers and use the symbols for <, >, =. They order whole numbers and practice with problems where they use this...
Curated OER
Number and Number Relations: Lesson 3
Eighth graders compare whole numbers and decimals. They use symbols for <, >, =, and order whole numbers and decimals. They practice the meaning of positive and nugative integers by using them to describe real-world situations.
Curated OER
Little Mouse, the Red Ripe Strawberry and Big Hungry Bear Lesson Plan
Students create a fruit salad using pieces of fruit cut in halves. In this early childhood lesson plan, students discover the concept of half and whole. Students experience this concept in a hands-on activity in which they cut fruit...
Curated OER
What Makes Ten
Students investigate the concept of ten and how it is part of the real number system. They find the quantity of ten using as many combinations as possible. They can count using manipulatives, write on paper, or by doing mental math.
Curated OER
Fractions
Students observe and demonstrate a variety of activities to identify the fraction parts and the symbols they represent. As a class they explore different fractions using unifix cubes, then use the cubes to build and discuss the...
Curated OER
Stirring up Fractions
Second graders practice unit fractions to identify parts of the whole and parts of a set. They utilize a variety of manipulative's including recipe boxes to get them started stirring up fractions. A multitude of books on fractions are...
Curated OER
Fractions
For this math worksheet, learners will read about the definition of fractions. Students will read about and practice equivalent fractions, simplifying fractions and adding and subtracting fractions.
Curated OER
Length Lotto-Teacher's Notes
Learners convert metric units of length, specifically meters, centimeters, and millimeters. In this lesson of converting measurements, students participate in various games which require them to put the measurements in order or convert...
Curated OER
Problem Solving Use a Picture
In this problem solving activity, students learn to use a picture to find a fraction and compare two fractions. Students read 4 story problems about fractional parts of a whole and solve them by using the picture.
Curated OER
Mystery Stars: Estimating Whole Numbers Using Fractions Shown on Sectors of a Circle
In this set of fraction worksheets, learners cut out 6 pages of circles that show fractions with stars covering different sections of circles. They show one section of the circle in order to estimate the whole number of stars by looking...
Curated OER
Percents and Fractions
In this percents and fraction worksheet, students read short story problems, write an equation, and determine the percent or fractional part of a given number. They use the work backwards strategy to determine the initial number. This...
Primary Resources
Ratio and Proportion
Here you will find an excellent presentation for introducing or reviewing ratio and proportion. Pupils are introduced to some terms associated with ratios and proportions. Next, they are given examples to work with in order to gain solid...
Mary Pope Osborne, Classroom Adventures Program
Mummies in the Morning Egyptian pyramids, hieroglyphics
Visit the Magic Treehouse and take your class on a trip through time with a reading of the children's book Mummies in the Morning. Using the story to spark an investigation into Egyptian culture, this literature unit engages...
Curated OER
Multiplication Facts up to 10 X 10
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
Curated OER
Fraction Strips
Get a handle on equivalent fractions through the use of manipulatives. Using area models, sets, and length manipulatives like fraction strips and Cuisenaire rods, the class will gain a deeper understanding of equivalent fractions....
Curated OER
Fractions Everyday
Students investigate fractions through interactive videos and hands-on activities and class made models.
University of Arkansas
Twizzling Fractions
Using food as a manipulative is one of the best ways to incorporate hands-on learning in the classroom. This hands-on approach allows young mathematicians to compare, order, and identify fractions with the use of Twizzlers® and...
Curated OER
The Stock Market
Students explore the loss and gain made in the stock market as they invest a sum of money and report the results as percentages instead of points.