Download presentation

Presentation is loading. Please wait.

Published byJanel Townsend Modified about 1 year ago

1

2

3
What do you know about ratios? When have you seen or used ratios?

4
What is a ratio? How many different ways can you write a ratio?

5
A ratio COMPARES two quantities (numbers). A ratio shows how much of one thing you have compared to something else.

6
a to b a:b a b All three are read as “the ratio of a to be”

7
Click for Interactive Video

8

9

10

11

12
What is an equivalent ratio? Create an example.

13
How many different ways can you find equivalent ratios for: 2 boys to 3 girls

14
How many different strategies can we share?

15
equivalent fractions multiplication tables tape diagram

16
The ratio of the length of Shanni’s ribbon to the length of Mel’s ribbon is 5 : 3. How much ribbon does Mel use if Shanni uses 45m?

17
The ratio of the number of laps Mason ran to the number of laps Laney ran was 2 to 3. If Mason ran 8 laps, how many did Laney run?

18
The ratio of the number of laps Mason ran to the number of laps Laney ran was 2 to 3. Use a table to list 4 more equivalent ratios.

19
The ratio of the number of laps Mason ran to the number of laps Laney ran was 2 to 3. Use a tape diagram to find how far Mason ran if Laney ran 930m.

20
In a bag of mixed nuts, the ratio of walnuts to cashews is 5 : 6. Use a tape diagram to determine how many walnuts are in the bag if there are 54 cashews.

21
On a test, the ratio of the number of problems Josie got incorrect to the number of problems she got correct is 2:9. If Josie missed 8 problems, how many did she get right?

Similar presentations

© 2016 SlidePlayer.com Inc.

All rights reserved.

Ads by Google