Download Lesson 5.2

Lesson 5.2
Objective: To write percents as fractions and decimals.
To write fractions and decimals as percents.
Writing percents as decimals:
Divide the percent by 100 by moving the decimal two places to the left.
1) 45%
.45
2) 132%
1.32
Write each decimal as a percent by multiplying by 100 or moving the
decimal two places to the right.
1) 0.41
41%
2) 1.66
166%
Write each fraction as a percent by setting the fraction equal to x over 100
x
100
Then solve for x.
3
1)
8
x

100
3 100  8x
300  8x
Method # 2 make into a decimal first, then change to a percent.
3
8
Write the area of the shaded region as a percent, decimal and fraction.
Fraction
5
8
Decimal
Percent
5
x

8 100