Ratios
A ratio is a ___________ between two or more numbers.
Relationship or Comparison
2/3 and 4/6
Yes scaling up by a factor of 2. 2x2=4 and 3x2=6
What value of x makes these ratios equivalent?
x:6 = 12:18
What is 4
How many ways are there to write a ratio?
What is a colon, fraction and "to"
Write 11 limes to 6 lemons as a ratio in 3 ways.
11:6, 11/6, 11 to 6
All ratios are fractions. True or False?
False: Ratios can be written 3 different ways.
1/6 and 2/7
Not Proportional Using a scale factor of 2, 1x2= 2 6x2= 12 (not equivalent to 7)
What value of x makes these ratios equivalent?
x/12 = 9/36
What is 3
What is MOST important when writing a ratio?
What is order
What is another word for "equivalent"?
Equal
There are 3 pineapples and 5 bananas. What is the ratio of bananas to total fruit?
5:8
6/8 and 9/12
Yes 6/8= 3/4 9/12= 3/4
What value of x makes these ratios equivalent?
x/6 = 8/12
What is 4
Name the 3 ways to write a ratio :
What is a colon, a fraction and "to"
Are the following ratios equivalent?
50:23 and 23:50
What is not equivalent
What are unit rates?
They are rates per one unit.
5/10 and 4/8
yes 5/10 = 1/2 4/8= 1/2
What value of x makes these ratios equivalent?
6/10 = 18/x
What is 30
Write this ratio as a fraction :
7 to 8
7/8
What two operations will produce equivalent ratios?
A. Adding
B. Subtracting
C. Multiplying
D. Dividing
What is C, D Multiplying and Dividing
Write 3 equivalent ratios.
Answers will vary, must be confirmed by opposing player (if playing against someone)
9/20 and 3/10
Not proportional, 20 scales down 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.
What is 13 to 8
What is 2 to 23