This lesson allows students to practice writing and solving rates by conducting an experiment to find the best tasting Kool-Aid mixture. It gives an assessment and ideas for remediation, extension as well as ways to manage behavior...

In this interactive lesson, students will experience the engineering design process as an aerospace engineer assigned to design and test an airplane.

The purpose of this task is to present students with a context where they need to explain why two simple fractions are equivalent and are most appropriate for instruction. Students can illustrate the fact that the two fractions are...

The purpose of this task is to provide students with an opportunity to explain fraction equivalence through visual models in a particular example. Part (c) should be approached as a discussion before students are asked to write an...

The ratio calculator performs three types of operations and shows the steps to solve. It simplifies ratios or creates an equivalent ratio when one side of the ratio is empty, solves ratios for the one missing value when comparing ratios...

Convert mixed numbers or mixed fractions to percents. The mixed number to percentage calculator finds the decimal equivalent by finding the decimal value of the fraction, adding the decimal to the whole number part of the mixed number,...