Ratios
10 by 10 Grids
Percents as Ratios and Decimals
Percentage of a Whole
100
Write the ratio three to seven in 3 different ways.
3/7, 3:7, 3 to 7
100
What percentage of squares are green?
30%
100
What is 22:100 as a percent?
22%
100
What is 50% of 16
8
200
Give three equivalent ratios for 2:3.
4:6, 6:9, 8:12, etc....
200
How many squares are blue, as a part to whole ratio?
79:100
200
What is the 7.5% as a decimal?
0.075
200
What is 20% of 40?
8
300
Last week, the elves made 12 presents. 5 were wrapped in green and 7 were wrapped in red. Create a part to whole ratio for the green presents
5:12
300
Find the ratio of Green Squares to White Squares
21:25
300
What percent is 8/25?
32%
300
25% of a number is 7, what is the number?
28
400
Are the ratios 5:7 and 10:17 equal?
No
400
Find 3 equivalent ratios for Orange Squares to Total squares
36:100, 18:50, 9:25 (More possible answers)
400
Write 12.5% as a decimal and ratio in simplest form.
0.125 and 1/8
400
85% of a number is 85, what is the number?
100
500
Of the ten members on a team, 2 are girls. What is the ratio of girls to boys?
2:8 or 1:4
500
Find the ratio of red squares to blue squares, and convert it to a percentage
32:19, 168%
500
Find 1/3 as a decimal, ratio, and percentage
.33, 1:3, 33%
500
What are the 3 steps in finding a part, when given the whole and a percentage?
Convert the given percent into a fraction
Set the fraction equal to ? over given number
Solve for the ?