Place Value and Rounding
Add and Subtract Decimals
Multiplying Decimals
Dividing Decimals
Real World Decimals
100

What is the value of the 4:


1.0435

4 hundredths

100

5.6+1.4

7

100

6x0.4

2.4

100

3.2 div 4

0.8

100

You and two friends are buying a dozen donuts at $0.85 each. How much will each of you pay if you split the bill evenly?

$3.40

200

What place is the 6 in?


12.1367

Thousandths place

200

1.45+2.09

3.54

200

0.5x0.5

0.25

200

3.2 div 0.4

8

200

You and 3 friends are buying party supplies. You purchase 4 cases of soda for $3.50 each, 2 bags of chips for $2.80 each and a bag of candy for $4.80.

How much do each of you pay if you split the cost evenly?

$6.10

300

How many times bigger is the 2 than the 4 in the following number?

12,340

50 times

300

6.5+3.2-4.9

4.8

300

0.06x0.012

0.00072

300

0.0063 div 0.009

0.7

300

The mass of a roll of quarters is 6.7 grams. How much does each quarter weigh if the paper roll weighs 0.3 grams and there are 40 quarters in a roll? 

Round to the nearest hundredth if necessary.

0.16 grams

400

Round to the nearest hundredth.


16.0268

16.03

400

9.2+6.51+4.8691

20.5791

400

1.5 x 0.4 x 6.3

3.78

400

0.00016 div 0.00000032

500

400

You purchase 6.2 lbs of Salmon for $61.07. What is the price per pound?

$9.85 per pound

500

Round to the nearest ten-thousandth.

98.015953

98.0160

500

0.1+0.11+0.111+0.1111+0.11111

0.54321

500

0.001 x 0.00001 x 100 x 1,000 x 5

0.005

500

786.235893 div 0.003

262,078.631

500

You purchase a 5.6 lb lobster for $72.52, what is the price for a 3.1 lb lobster?

12.95 x 3.1 = 40.145 = $40.15