Ratio Basics
A ratio is a ___________ between two or more numbers/quantities.
comparison
For every 4 hot dogs, 5 sodas are sold. What is the ratio of sodas to hot dogs sold?
5 to 4
2/3 and 4/6
Yes! Multiplying by 2. 2 x 2= 4 and 3 x 2= 6
What value of x makes these ratios equivalent?
x:3 = 6:9
What is 2?
To find an equivalent ratio you _________ or ________ both numbers in a ratio by the same thing.
multiply; divide
There are 3 pineapples and 5 bananas. What is the ratio of bananas to total fruit?
5:8
1 To 6 and 2 To 7
NAH! Multiplying by 2 doesn't work with both numbers, 1x2=2 & 6x2=12
What value of x makes these ratios equivalent?
x:12 = 9:36
What is 3
Write 11 limes to 6 lemons as a ratio in 3 different ways.
11:6, 11/6, 11 to 6
Write the ratio 7:10 using another format.
7 to 10 or 7/10
6:8 and 24 To 32
Yes! Multiplying by 4! 6 x 4=24 & 8 x 4=32
What value of x makes these ratios equivalent?
x:6 = 8:12
What is 4
What two operations will produce equivalent ratios?
A. Adding
B. Subtracting
C. Multiplying
D. Dividing
What is C, D Multiplying and Dividing
Simplify the ratio: 72/99
8/11
5 to 10 and 51 to 100
Nah dude.
What value of x makes these ratios equivalent?
6/10 = 18/x
What is 30
What are the three types of ratios?
Part-to-Whole, Whole-to-Part, and Part-to-Part
Write 3 equivalent ratios.
Answers will vary, must be confirmed by opposing player
9 To 20 and 3:10
No way! 20 divides by 2 to 10, but 9 divided by 2 is not 3.
What value of x makes these ratios equivalent?
3:8 = 15:x
What is 40.