Question

Keith filled his gas tank three times last week. Here are the amounts of gas he bought (in gallons).

12.2
,
8.72
,
10
What is the total amount of gas Keith bought last week?

Answer 1

8.72 + 10 +12.2 = 30.92
30.92 gallons of gas last week

Answer 2

You just have to add all those values..

12.2 + 8.72 + 10 = 30.92

Keith bought 30.92 amount of gas last week