Decimals Review

MULTIPLYING

100

Estimate the product: 2.3 x 3

2 x 3 = 6

200

Evaluate: 2.2 x 9.3

20.46

300

Evaluate: 1.2 x 3.68

4.416

400

One cone weighs 1.4 ounces. How much do 5 cones weigh?

7 ounces

500

John split an entire bag of chips among the 15 children at camp. Each camper received exactly 28.3 grams of chips. What was the weight (in grams) of the entire bag of chips?

424.5 grams

DIVIDING

100

Estimate the quotient: 25.4

div

4.9

25

div

 5 = 5

200

Evaluate: 4

div

 .08

50

300

Evaluate: 4.5

div

 9

0.5

400

4 people will equally split 1.1 acres of land. How much land will each person get?

0.275 acres

500

A box of eight waffles weighs 26.9 ounces. The box weighs 4.5 ounces. What is the weight of each waffle?

Each waffle weighs 2.8 ounces.

WILD CARD

100

Evaluate: 1 + .01 + .001

1.011

200

Aniyah has $6.32. She spends $4.87 on snacks at the store. How much money does she have left?

$1.45

300

Evaluate: 4.5 x 23.4

105.3

400

Jermaine jogged around the track for 19.25 minutes. If each lap took 7 minutes, how many laps did he jog?

2.75 laps

500

1. When adding and subtracting decimals, I should (line up / not line up) my decimals. 2. When multiplying and dividing decimals, I should (line up / not line up) my decimals. 

1. When adding and subtracting decimals, I should LINE UP my decimals. 2. When multiplying and dividing decimals, I should NOT LINE UP my decimals.