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 is our assistant principal's name?
Mrs.Wilson
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: All fractions ARE Part-to-Whole ratios, but Part-to-Part ratios are not fractions.
1/6 and 2/7
Not Proportional Using a scale factor of 2, 1x2= 2 6x2= 12 (not equivalent to 7)
If five scoops of ice cream costs $10.00, how much is is then for one scoop?
What is $2.00?
What is another word for "equivalent"?
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
Solve (make sure t simplify)
3/4 div 1/8
What is
24/4 = 6
What are the three ways to write a ratio?
:
/
to
What is quantity?
How many of something
5/10 and 4/8
yes 5/10 = 1/2 4/8= 1/2
Solve 18 x 2.75
What is 49.5?
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.
Solve
3,432 div 26
What is 132?