Adding, Subtracting, and Multiplying Decimals

Multiplication

100

0.32 x 5

What is 1.6

200

0.24 x 12

What is 2.88

300

0.525 x 9

What is 4.725

400

15.62 x 11

What is 171.82

500

138.3 X 22

What is 3,042.6

Addition

100

0.52 + 0.15

What is 0.67

200

0.752 + 1.324

What is 2.076

300

-1.52 + -2.15

What is -3.67

400

15.30 + 2.57

What is 17.87

500

-3.45 + 5.33

What is 1.88

Subtraction

100

0.67 - 0.34

What is 0.33

200

1.92 - 0.54

What is 1.38

300

52.31 - 9.15

What is 43.16

400

207.2 - 54.6

What is 152.6

500

62.557 - 59.324

What is 3.233

Word Problems

100

Amy saw a scarf that cost $14.52. She bought a pink, blue and white one. How much did she pay, not including tax?

$43.56

200

Jon paid $2.45 for a sandwich, $1.00 for a bag of chips, and $1.50 for a soda. How much was his total?

$4.95

300

Jackie bought a shirt for $14.99. She paid with two ten dollar bills. How much change did she receive?

$5.01

400

Jake ran 0.15 miles in 1 minute. How many miles did he run in 25 minutes?

3.75 miles

500

Trenton paid $5.32 for his lunch and $6.78 for Makenzi's lunch. He paid with a twenty dollar bill. How much change did he receive?

$7.90