10 1/6 + 11 5/6
⚠ 10 1/6 is read as the mixed number 10 + 1/6
⚠ 11 5/6 is read as the mixed number 11 + 5/6
Let's evaluate: 10 + 16 + 11 + 56
ℹ10 + 11 = 21‖16 + 56 = 1 + 56
21 + 1 + 56
ℹ1 + 5 = 6
21 + 66
ℹ66 = 1
21 + 1
▶Result:   22