Algebra: Write and Solve Proportions
For this ratios and proportions worksheet, learners use cross products to find each missing term in 17 problems. Students will also write yes or no to tell if two ratios form a proportion.
5th - 6th Math 12 Views 123 Downloads
Hair & Nails: How Fast Do They Grow?
Find here a complete lesson plan dealing with the equations and graphs of proportional relationships, as well as what each individual point on such a graph represents. It may appeal to girls in particular, as the data details the growth...
6th - 8th Math CCSS: Designed
How Do You Determine if Two Ratios are Proportional Using Cross Products?
Are these two given ratios proportional? One quick and easy way to answer this question is to cross multiply the two values. If the products are equal then they are proportional ratios. If they are not equal then they are not...
2 mins 6th - 9th Math
Calculate Percent of a Number Using a Proportion Model
The Common Core is all about ratios and proportions, and this video uses that method to calculate percents. This is the second video in a series that organizes information from an ice cream poll into a proportion to find how many vanilla...
6 mins 6th - 8th Math CCSS: Designed