Agenda Tuesday, Nov. 17

homework 6 p. 244 # 1 - 27

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correct homework

5-2 fractions - decimals

Least common multipleis the same as

lowest common denominator

To express a fraction as a decimal, divide the numerator by the denominator.

Write as a decimal. means 3 ÷ 4. The fraction

can be written as 0.75, since 3 ÷ 4 = 0.75.

Next

Denominator and the numerator.

3Numerator

4 Denominator

34

1Write each fraction as a decimal.

2/

5

2Write each fraction as a decimal. Round to the nearest ten thousandths if necessary.

- 4 3/

10

Converting a Decimal to a Fraction.

.3535

100

35

100

5

5

720

.325325

100

325

100

25

25

1340

3Write each decimal as a fraction in simplest form.

0.8

4Write each decimal as a fraction in simplest form.

-0.625

5Write each fraction as a decimal. If necessary round to the nearest ten thousandths

- 2/

3

TERMINATING AND REPEATING DECIMALS

TERMINATING DECIMALA decimal that ends or terminates.EXAMPLE: 0.5 0.814 1.03

Pull

Pull

Pu

llPu

ll

A decimal that ends with arepeating digit or block of digits _ __EXAMPLE: 0.333 0.1212

REPEATING DECIMAL

0.4

4.3

0.81

0.375

0.1

Terminating decimals

Repeating decimals

0.125

Repeating or terminating decimals

0.111...

4.333...0.8181...

Writing a repeating decimal as a fraction.

1. Identify how many digits repeat.2. Place the repeating digits over the same number of 9's.3. Simplify.

Example 1. 0.33 19 3

Example 2. 0.4545 599 11=

=

49

110

511

1120

45

58

0.8

0.45

0.1

0.55

0.6250.4

Match fractions and decimals

Click the die to roll it. Write the fraction for that decimal in the fraction maker. Then click the arrow.

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