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Vocabulary
Fraction/Decimal/Percent
Percent of a Quantity
Finding the Whole
Word Problems
100

A ratio that compares a number to 100.

Percent

100
Express 1/2 as a percent
50%
100
20% of 180
36
100
85% of ______ is 136
160
100
Mrs. Benitez earns $3,400 ever month. She spends 25% of her earnings on rent. How much does she spend on rent?
$850
200

The price after the original price has been reduced by a discount.

Sale

200
Express 9% as a decimal.
0.09
200
48% of 725
348
200
45% of _______ is 108.
240
200
Of the 800 people at a concert, 42% of them are adults. How many adults are at the concert?
336 adults
300

When the value, proportion, or quantity that is represented by two fractions is the same.

equivalent

300
Express 320% as a mixed number in simplest form.
3 2/10
300
4% of 200
8
300
20% of _______ is 163
815
300
A table costs $350. There is also a sales tax of 7%. How much will the tax cost?
$24.50
400

A statement that two rates or ratios are equivalent.

Proportion

400
88% expressed as a fraction in simplest form.
22/25
400
90% of 1,350
1,215
400
35% of ________ is 105
105
400
Howard opens a savings account with a deposit of $800. The bank will pay him 3% interest per year. How much interest will he receive at the end of 2 years?
$48
500

Values that are used when estimating a solution involving percents.

Benchmark Percent

500
Express 62/120 as a percent rounded to the nearest whole number.
52%
500
150% of 220
330
500
45% of _____ is 150. (Write answer as mixed number)
333 1/3
500
The amount of water in a bottle is reduced by 85% to 120 milliliters. How much water was originally in the bottle?
800 mL