1. Unit 6: Ratios: SPI 0606.2.6: Solve problems involving ratios, rates, and percents
Remember to have paper and pencil ready at the beginning of each math class. Then, answer the warm-up question
Math Small Group

2. Blue triangles to red triangles
Ratios
Write a ratio with a fraction bar AND as a decimal for each comparison:
Blue triangles to red triangles

7. Proportions
Definition: A PROPORTION is an equation stating that two ratios are equal. It can be written in two different ways: a/b = c/d or a:b = c:d You can determine whether ratios form a proportion using a common denominator. Let’s look: 4/5 and 20/25

9. 8/6 = 4/n Solving proportions
You can use the means-extremes property to solve for a missing term, also.
Let’s look:
8/6 = 4/n