decimal to fraction and percent. review – rounding decimals thousandth hundredth tenth 3.7576...

Decimal to Fraction and Percent

Review – Rounding Decimals

Thousandth

Hundredth

Tenth 3.7576

3.9876

4.2871

3.8

3.99

4.287

to the nearest……. Not in notes

Decimal to FractionUnit ● t

enths

hundredths

thousandths

1. Place decimal digits over the place value

2. simplify

.5EX 1) = 510

=510

÷÷

55

12

EX 2) 0.05 = 5100

= 120

EX 3) 0.005 =1000

= 1200

5

Decimal to Percent

Percent to Decimal

1. Move decimal two places right

1. Move decimal two places left

Out of s

ight to th

e right

EX 4)

EX 6)

EX 5)

EX 8)

5

2 5

5 %

2 5 %

2. Add zeroes if necessary● 0 = 50 %

0 = 250 %

3● 0 0 = 300 %

EX 7)

3. Add percent to answer

●

●

0 = 0.05 2. Add zeroes if necessary

3. Remove percent sign from answer ●0 = 0.025

Essential Question

How can you express a decimal as a percent?

Decimal to Fraction and Percent

Date _______________

Decimal to FractionUnit ● t

enths

hundredths

thousandths

1. Place decimal digits over the place value

2. simplify

EX 1) =

=÷÷

EX 2) =

EX 3) =

Decimal to Percent

Percent to Decimal

1. Move decimal ___ places _____

1. Move decimal ___ places ____

EX 4)

EX 6)

EX 5)

EX 8)

2. Add ______ if necessary

EX 7)

3. Add _______ to answer

2. Add ______ if necessary

3. ______ percent sign from answer

Essential Question

How can you express a decimal as a percent?