18 questions
In mathematics, a percentage is a number or ratio that can be expressed as a fraction of ___?
20
50
3.14
100
To convert from a percent to a decimal we divide by 100 or move the decimal two places to the (a)
To convert from a decimal to a percent we multiply by 100.
This means we move the decimal to the _____ two places.
right
left
What is 78% written as a decimal?
0.78
7.8
7.80
0.078
What is 3.2% written as a decimal?
0.32
3.2
32.2
0.032
3.4
0.34
0.75
0.075
Express 0.86 as a percent.
8.6%
86%
8%
.86%
Convert 0.09 to a percent.
90%
9/100
9
9%
Express 7% as a decimal.
0.7
0.75
7/100
0.07
Convert 33% to a decimal.
3.3
0.33
33/100
0,033
Write 75% as a decimal.
0.75
0.00075
7.5
True
False
Write 50% as a fraction.
All are correct
None are correct
Match the following fractions to there percentages.
20% | |||
33% | |||
25% | |||
30% | |||
67% |
Match the following percents to fractions.
24/25 | 50% | ||
11/25 | 26% | ||
13/50 | 44% | ||
20/40 | 86% | ||
43/50 | 96% |
If Johnny gets 17 out of 18 on his quiz what percentage grade does her recieve?
92%
94%
96%
98%