Subtracting and Adding Decimal Numbers

6.1 - 0.9

3.42 + 4.78

4.28 + 9.37

Ned and Sarah were running a relay race. The total distance of the race was 22.01km. If Ned ran 9.41 km, how far did Sarah run?

• 12.6 km

• 31.42 km

• 13

Ms. Roppolo weighed her dog at the beginning of the summer and he weighed 13.89 pounds. At the end of the summer with all of the snacks he ate, he weighed 18.34 pounds. What is the difference of his weight?

• 4.45

• 4

• 32.35

73 + 48.7 =

• 121

• 121.7

• 122

79.3 + 10.21

• 69.09

• 89

• 89.51

What is the sum of 15.8 and 4.99?

• 20.79

• 21

• 10.81

What is the difference of 17 and 1.2?

• 16

• 15.8

• 18.2