Model Ratios
Writing Equivalent Ratios
Are the ratios equivalent?
Solve Equivalent Ratios
Unit Rates
100
Write a ratio of yellow to red circles:
3/4, 3:4, 3 to 4
100
Write 1 more Equivalent Ratio:
3:12
1:4
100
Are the Ratios Equivalent?
2/4 = 3/5
No!
100
Solve for x to make the Ratios Equivalent:
x/5 = 8/10
x = 4
100
David learned 30 definitions in 2 minutes.
How many definitions will he learn in 1 minute?
15 definitions
200
Write a ratio of yellow to red circles:
5/3, 5:3, 5 to 3
200
Write 1 more Equivalent Ratio:
18:4
9:2
200
Are the Ratios Equivalent?
5/10 = 3/6
Both ratios can simplify to 1/2!
Yes!
200
Solve for x to make the Ratios Equivalent:
3/9 = 9/x
x = 27
200
Lilly can prepare 24 paper boxes in three weeks.
How many paper boxes does she prepare in 1 week?
8 paper boxes
300
Write a ratio of red to blue circles:
5/6, 5:6, 5 to 6
300
Write 2 more Equivalent Ratios:
10:20
1:2, 2:4
300
Are the Ratios Equivalent?
8/10 = 16/18
No!
300
Solve for x to make the Ratios Equivalent:
7/14 = x/42
x = 21
300
A painter can paint 20 windows in 5 days.
How many windows can he paint in 8 days?
32 Windows
400
Write a ratio of squares to diamonds:
15:20, 15:20, 15 to 20
400
Write 3 more Equivalent Ratios:
15:30
1:2, 3:6, 5:10
400
Are the Ratios Equivalent?
13/14 = 39/42
You can use a giant one of 3/3
Yes!
400
Solve for x to make the Ratios Equivalent:
2/16 = x/80
x = 10
400
Jack had to frame 12 glasses in 2 days
How many days will he take to frame 30 glasses?
5 days
500
Write a ratio of Blue Circles to all White Shapes:
4/8, 4:8, 4 to 8
500
Write 3 more Equivalent Ratios:
24:72
12:36, 8:24, 6:18, 3:9, 4:12
500
Are the Ratios Equivalent?
8/32 = 56/224
You can use a giant one of 7/7
Yes!
500
!!!!DAILY DOUBLE!!!!
Solve for x to make the Ratios Equivalent:
18/x = 54/90
x = 30
500
Alice has to write 5 pages in 30 minutes.
Ricky has to write 6 pages in 35 minutes.
If together they can write 10 pages in 50 minutes, how many pages they can write in 60 minutes?
12 pages