Model Ratios
Writing Equivalent Ratios
Are the ratios equivalent?
Solve Equivalent Ratios
100
Write a 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
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
30=30
Yes!
200
Solve for x to make the Ratios Equivalent:
3/9 = 9/x
x = 27
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
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
546 = 546
Yes!
400
Solve for x to make the Ratios Equivalent:
2/16 = x/80
x = 10
500
Write a ratio of Blue Circles to all White Shapes:
4/8, 4:8, 4 to 8
500
!!!!DAILY DOUBLE!!!!
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
1792 = 1792
Yes!
500
!!!!DAILY DOUBLE!!!!
Solve for x to make the Ratios Equivalent:
18/x = 54/90
x = 30