Fractions, Decimals, and Fractions, Decimals, and PercentsPercents

Write these percents as decimals…Write these percents as decimals…

• 58% =

0.58 read “58 hundredths”

• 3% =

0.03 read “3 hundredths”

• 12.5% =

0.125 read “125 thousandths”

Write these percents as reduced Write these percents as reduced fractions…fractions…

• 71% =

71/100

• 12% =

12/100 = 6/50 = 3/25

• 150% =

150/100 = 3/2 = 1 and 1/2

Write these decimals as percents…Write these decimals as percents…

• 0.05 =

5%

• 1.33 =

133%

• “Twenty five thousandths” =

2.5%

Write these decimals as reduced Write these decimals as reduced fractions …fractions …

• Hint: It can help if you say the fraction.

• 0.25 =

25/100 = 1/4

• 2.24 =

2 and 24/100 = 2 and 12/50 = 2 and 6/25

• 0.005 =

5/1000 = 1/200

Fraction to % when the Fraction to % when the denominator is a factor of 100 …denominator is a factor of 100 …

• 17/25 = ____ %

17/25 x 4/4 = 68/100 = 68%

• 3/20 = ____ %

3/20 x 5/5 = 15/100 = 15%

• 1/5 =

1/5 x 20/20 = 20/100 = 20%

Fraction to % when the Fraction to % when the denominator is not a factor of 100denominator is not a factor of 100

• 1/8 = ____ %

1/8 = 0.125 = 12.5%

• 1/6 = ____ %

1/6 = 0.1666 = 16.7%

• 4/9 =

4/9 = 0.444 = 44.4%

Quick HittersQuick Hitters

• 1/3 = ___ % 1/100 = ___ % ¾ = ___%

33.3% 1% 75%

• 1/2 = ___ % 2/5 = ___ % 3/5 = ___%

50% 40% 60%

• 2/3 = ___ % 1/5 = ___ % 4/5 = ___%

66.6% 20% 80%

Good Job!Good Job!

• HW P. 785 #1-45 Odds

• If you forget how to solve a certain type, look for examples on pages 784 and 785!