Rounding Decimals
Multiply Decimals
Multiply Decimals (word problems)
Add/Subtract Decimals
Blast from the Past
100

Round 0.34 to the nearest tenth. 

0.3

100

0.3 x 7

2.1
100

Delonte walks 0.67 miles to school each day. How many miles will he walk in 5 days?

3.35

100

A construction company bought 0.38 tons of gravel and 0.41 tons of sand. How many tons of material did the company buy in all?

0.79

100

A factory puts 2/3 of a gallon of vinegar into each batch of salad dressing. How many gallons of vinegar will be used in 88 batches?

58 2/3

200

Round 0.219 to the nearest hundredth. 

0.22 

200

12.61 x 4

50.44

200

A chemist puts 0.46 liters of liquid in each of 13 beakers. How much liquid is there in total?

5.98

200

Max bought 2.8 ounces of flour and he used 2.4 ounces of it to make biscuits. How much is left?

0.4

200

3/10 divided by 1/2

6/10 or 3/5

300

Round 0.1346 to the nearest tenth. 

O.1

300

0.21 x 1.24

0.2604

300

Each bottle of orange juice contains 21.49 fluid ounces of juice. If Hayley buys 7 bottles, how many fluid ounces of juice will she get in total?

150.43

300

Nolan and his classmates placed colored blocks on a scale during a science lab. The yellow block weighed 9.76 pounds and the blue block weighed 1.98 pounds. How much more did the yellow block weigh than the blue block?

7.78

300

Yesterday, Darell's Snack Shack went through 12 bottles of ketchup. If they used 7/10 as much mustard as ketchup, how many bottles of mustard did they go through?

8 4/10 or 8 2/5

400

Round 3.792 to the nearest hundredth. 

3.79

400

3.2 x 0.89

2.848

400

Each plastic bottle holds 44.2 ounces of water. How much water can 20 plastic bottles hold?

884

400

Solve 6-0.12

5.88

400

Damon checks his pantry to see how much cat food he has. He finds a bag of Paw Picnic cat food with 3 cups left in it. Damon feeds his cat 1/3 of a cup of food every day. How many days will the cat food last?


6

500

Round 56,894.28167 to the nearest ten thousandths. 

56,894.2817

500

34.5 x 12.6

434.7

500

A ribbon factory makes 54.5 meters of blue ribbon per hour. How many meters of blue ribbon will the factory make in 15 hours?

817.5

500

Solve 372.7+220.2

592.9

500

7 3/4 divided by 5 2/3

1 25/68

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