Topic 2, Adding and Subtracting Decimals

Round to the underlined digit. 7.362

• 7.4

• 7

• 8

• 7.36

Round to the underlined digit. 2.999

• 2.9

• 2

• 3

• 2.8

Round to the underlined digit. 2.081

• 3

• 2.09

• 2

• 2.1

Find the sum. 1.03 + 0.36 = ?

• 1.39

• 1.66

• 1.36

• 3.36

Find the sum. 17.49 + 9 = ?

• 26.48

• 18.39

• 17.58

• 26.49

Find the sum. $44.00 + $91.46 = ?

• $125.46

• $144.46

• $135.46

• $134.46

Find the difference. 16.82 - 5.21 = ?

• 21.03

• 11.61

• 11.51

• 11.31

Find the difference.

56.8 - 2.765 = ?

LINE UP YOUR DECIMALS!

• 54.035

• 3.284

• 53.035

• 3.356

Find the difference.

22.4 - 10.7 = ?

• 11.3

• 12.7

• 11.7

• 12.3

Beth worked 33.25 hours last week and 23.75 hours this week. How many total hours did she work? Try using mental math to solve this problem.

• 46

• 47

• 56

• 57