Add. Express your answer in lowest terms.

7 7/8 + 5 3/5

Answer 13 19/40

Step-by-step explanation:

Rewriting our equation with parts separated

=7+78+5+35

Solving the whole number parts

7+5=12

Solving the fraction parts

78+35=?

Find the LCD of 7/8 and 3/5 and rewrite to solve with the equivalent fractions.

LCD = 40

35/40+24/40=59/40

Simplifying the fraction part, 59/40,

59/40=1 19/40

Combining the whole and fraction parts

12+1+1940=13 19/40