Decimals to Percents
what is the percentage for 0.15
15%
3/9
1/3
2 1/8
17/8
2/3 x 1/2
2/3 x 1/2 = 2/6 or 1/3
Ms. Rosa and Mrs. Monroe are having a contest to see whose class would average a higher score on the next math test. The scores are shown as decimals. You will need to say whose class scored higher. Please also write the percents that each class scored.
Ms. Rosa's class averaged a .78 on the test.
Ms. Monroe's class averaged a .776 on the test
Ms. Rosa's class averaged a 78% on the test.
Ms. Monroe's averaged a 77.6%
Ms. Rosa's class scored a higher average on the test.
What is the percent for .228
22.8%
28/50
14/25
7 2/5
37/5
3/4 x 5/8
15/32
Sarah baked 2 3/5 pies for a bake sale. How many fifths of a pie does she have in total?
13/5 or 13-fifths
What is the percent for 1.59
159%
27/90
3/10
6 1/8
49/8
7/8 x 5/6
35/48
During a class project, Jamie collected 12/40 of a gallon of paint. Before using the paint, Jamie wants to simplify the fraction to know how much paint she actually has in simplest form. What is the simplest form of the fraction of paint Jamie has?
3/10 of a gallon!
What is the percent for .098
9.8%
65/100
13/20
10 2/9
92/9
1 3/8 x 1 3/5
11/8 x 8/5 = 88/40 = 2 8/40 or 2 1/5
Emma is making cookies for a bake sale. The recipe calls for 3/4 of a cup of sugar for one batch of cookies. If Emma wants to make 15 batches of cookies, how much sugar will she need in total?
3/4 x 15/1 = 45/4 or 11 1/4 cups of sugar
What is the percent for .0087
0.87%
5/9
5/9
12 3/7
87/7
2 2/3 x 1 6/7
8/3 x 13/7 = 104/21
A recipe for a fruit smoothie requires 2/3 of a cup of yogurt. If Alice wants to make only 5/11 of the recipe, how much yogurt will she need?
10/33 cups of sugar.