Question

A turtle walked 2 yards then 10 inches then 3 feet. How many inches did it walk in all?

Answer 1

1 yard = 3 ft. so 9 ft. walked total. 
9ft = 108 inches 
108 + 10= 118 in total

Answer 2

 1 yards = 3 feet
2 yards = 6 feet         6 feet = 72 inches
                                               10 inches
3 feet = 36 inches                 +36 inches
                                            -----------------
                                             118 inches'
So 118 inches is the total walked.