Operations with Decimals

Find the sum

43.751 + 16.38

• 6.0131

• 601.31

• 60.131

• 60, 131

Find the difference

73.01 - 39.5

• 33.51

• 335.1

• 35.31

• 3.351

What operation would you use to solve this problem? How do you know?

True or False:

When multiplying decimals, you need to line up the decimals.

• True

• False

Find the product

3.2 x 5.8

• 185.6

• 1.856

• 18.56

• 18.506

Which equation would be used to solve this problem?

• 60 + 18.3

• 60 - 18.3

• 60 x 18.3

60 - 18.3 =

• 39.3
• 42.5
• 45.0
• 41.7

In this problem, would the decimals need to be lined up? Why or why not?

$42.99 + $37.00 + $74.52 =

• $153.41

• $162.63

• $154.51

• $145.54

What operation would you use to solve this problem?

• +

• x