Adding Decimals
Subtracting Decimals
Multiplying Decimals
Dividing Decimals
Estimating Products
100

19.2 + 8.12 = ? 

27.32

100

Find 14.2 - 8.67

5.53

100

6.4 x 3 = ?

19.2

100

What is the quotient of 8.4 divided by 4?

2.1

100

Estimate the product by rounding each factor to the nearest whole number: 6.8 x 4.1

28

200

What is the sum of 7152.94 + 18.6 + 0.756 = ?

7172.296

200

Find the difference of 278 and 217.38

60.62

200

What is the product of 1.99 x 4.2 = ?

7.954

200

Find the quotient of 15.6 divided by 0.3

52

200

Estimate the product by rounding each factor to the nearest whole number: 12.35 x 8.9

108

300

Find the total perimeter of a triangle with side lengths of 6.8 cm, 12.45 cm, and 9.3 cm. 

28.55 cm

300

10 - 0.25 = ?

9.75

300

0.084 x 6.5 = ?

0.546 OR 0.5460

300

Find the quotient of dividend 7.56 and divisor 0.12

63

300

Gas costs $5.91 per gallon. estimate the cost of buying 19.2 gallons by rounding to the greatest place value for each amount. 

6 x 20 = $120

400

During a recent 3 hour sales event, a bookstore sold 18 novels at $7.25 each, 12 magazines at $4.15 each, 5 notebooks at $2.80 each, 26 book marks at $2.19 a piece and four pens for $1.50. what was the total revenue from store sales?

$252.74

400

Amiyah went to the store and bought 2 packs of juice for $4.75 each, a loaf of bread for $3.45 and a box of cookies for $5.60. She also looked at cereal priced at $6.25, but she decided not to buy it. If Amiyah paid with a $20 bill, how much change did she receive?

$1.45

400

Leanne earns $16.75 per hour. How much did she earn working 7.5 hours?

$125.63

400

Find the quotient of dividend 9.12 and divisor 0.16

57

400

Use rounding to the nearest whole number to determine if 24.8 x 5.1 is greater than or less than 125.

25 x 5 = 125; both numbers were rounded up so the actual product would be greater than 125

500

Erasto bought three items costing $19.29, $8.50, and $23.75. If he also paid $2.85 in sales tax, what was his total cost?

$49.39

500

Rose is at the gas station. She has $53.25 and buys a road map that costs $7.68, a fountain drink for $2.89, 3 bags of Takis at $2.33 per bag, and a king size Snicker bar for $3.19. After she makes her purchase, how much money will Rose have left?

$32.50

500

What is the product of 12.45 and 0.032?

0.3984

500

A ribbon that is 22.5 meters long is cut into pieces that are 0.75 meters long. How many total pieces can be made?

30 pieces 

500

A rectangular field measures 49.6 meters by 20.3 meters. Estimate its total area by rounding to the nearest tens.

50 meters  x 20 meters = 1,000 squared meters

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