Question

Hello I would like to know how did you get 143 3/8

45 7/8 + 42 3/8 + 54 1/8

my answer comes out to 142 3/8

Answer 1

142 3/8

Explanation:

45 + 42 = 87

87 + 54 = 141

7/8 + 3/8 = 1 2/8

1 + 141 = 142

2/8 + 1/8 = 3/8