Ratios
Hallie Patrick

Definitions


Ratios: a comparison of two quantities by division.

Equivalent Ratios: two ratios that name the same number.



Arithmetic Ways

                1 to 2, 1:2, or 1/2


                                            

Algebraic Ways

a to b  a:b  a/b



Examples
Directions: Find the equivalent ratios of the following ratio     problems.

 
1.) 2:3                              3.) 14/28
2.)1 to 5                          4.) 6 to 7

Examples

Directions: Write a ratio in three ways for each problem comparing the first quantity to the second.


1.) A week has five school days and two weekend days.

2.) About 21 out of 25 Texans live in an urban area.

3.) 2 out of 5 girls like strawberry ice cream.

4.) 1 out of 10 students enjoys homework.

Examples


Directions: Simplify each ratio.

1.) 3:6
2.) 5:10

Comment Stream