Topic A Review (Warning:The 500 row is very hard)

Converting Decimals To Fractions

100

Convert 2/10 to a decimal

0.2

200

Convert 4/1000 to a decimal

0.004

300

Convert 3.32 to a fraction

3  32/100

400

Convert 0.0007 to a fraction

7/10,000

500

Convert 243/100,000,000 to a decimal

0.00000243

Place Value And Powers Of Ten

100

How do you write 1 thousandth in a place valu chart? 

(Draw on paper)

Answers vary

200

What is 0.1 x 10?

1.0 (1 whole)

300

What is 0.003 x 100?

0.3

400

What is 0.004 x 10?

0.04

500

0.003 x 100

0.3

Rounding Decimals

100

What’s is 0.12 rounded to the nearest tenth?

0.1

200

What is 3.46 rounded to the nearest one?

3

300

What is 54.321 rounded to the nearest hundredth?

54.32

400

What is 589.982 rounded to the nearest ten?

540

500

What is 624523.68475273 rounded to the nearest millionth?

624523.6848

Written Forms

100

0.1

Unit form

1 tenth

200

345 thousandths

Word form

Three-hundred forty-five thousandths

300

456/100

Unit form

456 hundredths

4 ones and 56 hundredths

4 ones, 5 tenths, and 6 hundredths

400

36 tenths

Fraction form

36/10

500

473528257845 ten thousandths

Decimal form

4735282.78453

Multiplying Decimals

100

0.4 x 2

0.8

200

0.03 x 0.9

0.027

300

0.02 x 0.76

0.0156

400

0.94 x 45

42.3

500

56.345 x 0.45

25.35525