Hi, what do you want to do?
CK-12 Foundation
Fractions as Percents: Baking Cookies
A five-question interactive challenges mathematicians to solve word problems involving fractions as percents. Baking two different types of cookies and needing the exact amount requires scholars to make fractions, turn them into...
CK-12 Foundation
Products of Two Fractions: Blocks
Five questions make up an interactive designed to boost the multiplication of fraction skills. An assortment of color-coded fraction blocks assists participants to find the right answer. Question types include multiple-choice and fill in...
CK-12 Foundation
Multiplication of Whole Numbers by Fractions: Multiplication of Fractions by Whole Numbers
An interactive challenges mathematicians to multiply fractions by whole numbers. A model provides a clear visual aid in preparing whole numbers to be multiplied. Six questions include multiple-choice, fill in the blank, short answer, and...
CK-12 Foundation
Conditional Probability: Colorful Cubes
An interactive provides a model to visually represent the formula for the probability of an outcome. Given 10 numbered color cubes, pupils arrange them on the top and bottom shelf to represent the probability fraction. The learners...
CK-12 Foundation
Single Bar Graphs: Cupcakes
What is a little cake among friends? Given the relationship between the number of cupcakes five friends have, pupils create a bar graph. The learners answer questions about the graph and adjust the graph if one friend shares some of his...
CK-12 Foundation
Improper Fractions as Mixed Numbers: Sharing Scratch-n-Sniff Stickers
No, you can't actually smell these 13 scratch-n-sniff stickers. But you can group them into equal groups of four, with one sticker remaining. Using that information, learners create a mixed number based on the improper fraction, 13/4.