## Video Links 6-7

**Video:**

Ratios and Proportions (time: 3:50)

… See the whole entry

**Video:**

Ratios and Proportions (time: 3:50)

… See the whole entry

This site gives some practice with ratios.

http://www.purplemath.com/modules/ratio.htm

This site gives some practice with proportions. Scroll down to the bottom and check out the next several pages as well.

http://www.purplemath.com/modules/ratio2.htm

This site gives some examples of working with proportions.

http://www.purplemath.com/modules/ratio2.htm… See the whole entry

- Ratios
- definition
- reduce a ratio

- Proportions
- definition
- property of proportions
- solving proportions
- cross-product divided by the number opposite the unknown
- procedure