Decimal Place Value
Powers of 10/Exponents
Forms of Decimals
Rounding Decimals
Try it!
100

What place value is the 3 in? 32.14

Tens Place

100

10 x 10 x 10 =

1000

100

What is the written form of 3.2?

Three and two tenths 

100

Which direction do you round if the number is 4 or less?

Round down

100

1.5 + 2.3 =

(Add like normal, bring down the decimal point) 

3.8

200

What place value is the 6 in? 102.6

Tenths Place

200

102 = ______ = 100

(Powers of 10)

10 x 10

200

What is the standard form of thirty-four and two tenths?

34.2

200

Round this number to the nearest hundreths place. 

3.579

3.58

200

7.5 - 3.1 =

(Subtract like normal and bring down the decimal point)

4.4

300

What Place value is the 5 in? 5297.26

Thousands Place

300

5 x 103

5,000

300

What is the expanded form of 62.35? (use decimals, not fractions)

60 + 2 + 0.3 + 0.05

300

Which direction do round if the number is 5 or more?

Round Up

300

13.2 + 10.5 = 

23.7

400

What place value is 2 in? 76.952

Thousandths Place

400

2.5 x 102 = 

250

400

What is the word form of 185.64?

One hundred five and sixty-four hundredths

400

Round the decimal to the nearest tenths place.

25.70

25.7

400

45.67 - 30.24 =

15.43

500

Which 9 is in a smaller place value? 29875.093

The 9 in the _______ place is smaller. 

Hundredths

500

3.82 divided by 100

.00382

500

What is the standard form of:

2,000 + 300 + 5 + 0.6 + 0.008

2,305.608

500

Round this decimal to the nearest thousandth. 251.7648

251.765

500

50.35 + 8.2 =

(Line up the place values)

58.55