True/False
Percent means parts per hundred.
True
0.07
7%
45%
0.45
Find 40% more than 33
46.2
50 is 90% of what number? (Round to the nearest tenth.)
55.6
The percentage of a number is obtained by multiplying the base by the percent.
(Think about the triangle.)
True
0.98
98%
8.7%
0.087
Find 225% of 77
173.25
Find the percent of change using the following numbers. Is it an increase or decrease?
Original: 50; Final: 10
80% decrease
To find 20% less than 40, you can first add 20% to 100%, and then multiply the sum by 40.
False (subtract 20% from 100% and multiply the difference by 40)
43.2
4,320%
0.09%
0.0009
1,080.25
Find the sale price using the following numbers.
Original price: $180; Rate of discount: 25%
$135
If the percent is less than 100%, the base will be less than the percentage.
False
0.000087
0.0087%
7 4/5%
0.078
Find 35% less than 247
160.55
Charlie spends 15 hours each week playing soccer and video games. If 60% of the time he plays soccer, how much time does he spend playing video games?
6 hours
When converted to a percent, the fraction 2/3 is
46 2/3%.
False (66 2/3%)
5 1/4
525%
7/8%
0.00875
20 is what percent of 150? Round to the nearest percent.
(Think about the triangle.)
My dog got into the treats. He took 75 treats, which was 30% of the total in the jar. How many treats were in the jar originally?
250 treats