Decimals Review

Subtracting Decimals

100

Subtract these decimals: 5.5-0.41

5.09

200

Subtract these decimals: 0.66-0.58

0.08

300

Subtract these decimals: 0.37-0.09

0.28

400

Mrs. Powell had $12.75. She bought a notebook for $4.38. How much money does Mrs.Powell have left?

Mrs. Powell has $8.37 left.

500

Ribbon was 5.60 meters long. After decorating a gift, 2.85 meters were used.
How many meters of ribbon remain?

2.75 meters of ribbon remain

Adding Decimals

100

Add these decimals: 0.195+1.06

1.255

200

Add these decimals: 1.82+0.013

1.833

300

Add these decimals: 1.40+0.108

1.508

400

A juice bottle contains 1.45 liters of apple juice. A second bottle contains 0.78 liters of orange juice.
How many liters of juice are there in total?

There are 2.23 liters of juice in total.

500

Create a model, drawing, or story problem that illustrates the sum of 1.26 + 0.57

Answers will vary. 

Dividing Decimals

100

Divide these decimals: 30.9 ÷ 3

10.3

200

Divide: 60.55 ÷ 5

12.11

300

Divide these decimals: 1.272 ÷ 6

0.212

400

Divide these decimals: 0.312 ÷ 4

0.078

500

49.386 divided by 6

8.231

Multiplying Decimals

100

Multiply these decimals: 0.12 x 7

0.84

200

Multiply 4.45 x 5

22.25

300

Multiply these decimals: 11.83 x 3 

35.49

400

0.07 x 9

0.63

500

Multiply these decimals: 1.246 x 4 

4.984

Problem Solve Division (DOUBLE PTS!!)

100

A gardener has a roll of wire that is 365 meters long. He needs to cut it into 4 equal sections to border his flower beds. How long will each section be?

Each section will be 91.25 meters long.

200

Three friends won a local trivia contest and received a cash prize of $545. If they split the money equally, how much does each person receive?

Each person receives $181.67

300

A fruit press extracted 734 milliliters of juice from 4 large grapefruits. What is the average amount of juice produced by one grapefruit?

Each grapefruit produced 183.5 ml of juice.

400

A store has a high-end tablet priced at $964. During a holiday sale, they offer a $120 discount. If a customer wants to pay the remaining balance in 8 equal monthly installments, how much is each payment?

• Step 1 (Subtract): $964 - 120 = 844

• Step 2 (Divide): $844 \div 8 = 105.5

• Answer: Each monthly payment is $105.50.

500

A group of 4 coworkers wants to buy a retirement gift worth $318 and a celebratory cake worth $45. If they split the total cost of both items equally, how much does each person owe?

• Step 1 (Add): $318 + 45 = 363

• Step 2 (Divide): $363 \div 4 = 90.75

• Answer: Each person owes $90.75.