3 4/17 × 5 2/3 + 3 4/17 × 11 1/3
3 4/17 × 5 2/3=18 1/3
3 4/17 × 11 1/3=36 2/3
18 1/3+36 2/3=54 3/3=55
3 4/17 × 5 2/3 + 3 4/17 × 11 1/3
3 4/17 × 5 2/3=18 1/3
3 4/17 × 11 1/3=36 2/3
18 1/3+36 2/3=54 3/3=55