High School

Gretchen rode her snowmobile 114 miles to a snowmobile trail. She rode on the trail for 556 miles and then rode back home. Which addition sentence shows how many miles Gretchen rode in all?

A. 114 + 556 = 635
B. 114 + 556 = 7112
C. 114 + 556 + 114 = 813
D. 114 + 556 + 114 = 712

Answer :

Answer:

B. 1 1/4+5 5/6=7 1/12

Step-by-step explanation:

Gretchen rode her snowmobile 1 1/4 miles to a snowmobile trail. She rode on the trail for 5 5/6 miles and then rode back home. Which addition sentence shows how many miles Gretchen rode in all?

This is calculated as:

1 1/4 miles + 5 5/6 miles

1 + 5 + ( 1/4 + 5/6)

Lowest common denominator = 12

6 + ( 3 + 10/12)

6 + 13/12

6 + 1 1/12

7 1/12

Option B is correct

Answer:

B

Step-by-step explanation:

This answer is correcct