Show:
Definitions
Equivalent Rates
and Unit Rates
Solve the Proportion
Solve the Proportion II
Ratios
100
Ratio
A ratio uses division to compare two numbers.
100
Write the following as a unit rate: 18 degrees/6 mins
3 degrees/1 min
100
Solve the proportion: 4/3=8/x
6
100
Solve the proportion: 5/2=20/x
8
100
Write the ratio in simplest form and in all 3 ways: 5 to 3
5/3 , 5:3 , 5 to 3
200
Multiple
The product of a number and any other real number
200

Write the following equivalent rate: 240 miles/6hr = ? mi/hr

40 mi/hr

200
Solve the proportion: x/18=2/3
12
200
Solve the proportion: 15/5=x/10
30
200
Write the ratio in simplest form and in all 3 ways: 5/20
1/4, 1 to 4, 1:4
300

Proportion

An equation stating that two ratios are equal.

300

Write the following as a unit rate: 32 miles/8 sec

4miles/1 sec

300
Solve the proportion: 7/3=42/x
18
300
Solve the proportion: 3/4=x/28
21
300
Write the ratio in simplest form and in all 3 ways: 30:16
15/8, 15:8, 15 to 8
400
Equation
A mathematical sentence formed by setting two expressions equal to each other
400

Write the following equivalent rate: 105 points/5 games= ? points/1 game

21 points/1 game

400
Solve the proportion: 4/15=16/x
60
400
Solve the proportion: 3/8=x/72
27
400
Write the ratio in simplest form and in all 3 ways: 15 to 51
5/17, 5:17, 5 to 17
500
Rate
A ratio of two quantities that have different units
500

Write the following equivalent rate: $54/6yd= ?$/ 1yd

$9/1yd

500

Solve the proportion: x/51= 3/17

9

500

Solve the proportion: 72/48= 9/x

6

500
Write the ratio in simplest form and in all 3 ways: 80/36
20/9, 20:9, 20 to 9