1. Ratios Rates & Unit Rates Ratio Tables Equivalent Ratios
Chapter 4 Ratios & Rates
Ratios
Rates & Unit Rates
Ratio Tables
Equivalent Ratios

2. 4-1 (A & B) Ratios A Ratio compares 2 numbers and can be written as:
5 to 7 ; 5:7 Or
-Simplify your ratios but DO NOT change an improper fraction to a mixed number.
-Convert to same units to reduce:
5 in = in
4 ft in

3. Unit Rate (4-1/C) & (4-1/D)Rate
Unit Rate –a Rate that has a unit of 1.
Ex. $5 / 1 hour or $ 5
1 h
Rate is a comparison of 2 numbers with different units of measure.
Ex. $15 in 3 hours or $15
3 h

4. 4-2 (A) Ratio Tables Cups Of Icing 1 2 3 4 5 6 Cans of Water 9 12 15
+ 1
Cups
Of Icing 1 2 3 4 5 6
Cans of Water 9 12 15 18
+ 3
This is called a Ratio Table because the columns are filled
with pairs of numbers that have the same ratio.

5. 4-3 (A-C) Equivalent Ratios
10 prints prints prints
$2 $ $7
10 prints prints
$ $7
Rates that have the same Unit Rate are equivalent to each other.
Scaling down
Scaling up =