1: (5 × 13 + 7) ÷ 3
2: ((5 × 13) + 7) ÷ 3
3: (7 + 5 × 13) ÷ 3
4: (7 + (5 × 13)) ÷ 3
5: (7 + 13 × 5) ÷ 3
6: (7 + (13 × 5)) ÷ 3
7: (13 × 5 + 7) ÷ 3
8: [(13 × 5) + 7] ÷ 3
-5乘以-13减-7得72,72除以3
1: (5 × 13 + 7) ÷ 3
2: ((5 × 13) + 7) ÷ 3
3: (7 + 5 × 13) ÷ 3
4: (7 + (5 × 13)) ÷ 3
5: (7 + 13 × 5) ÷ 3
6: (7 + (13 × 5)) ÷ 3
7: (13 × 5 + 7) ÷ 3
8: [(13 × 5) + 7] ÷ 3
91: (5 × 13 + 7) ÷ 3
2: ((5 × 13) + 7) ÷ 3
3: (7 + 5 × 13) ÷ 3
4: (7 + (5 × 13)) ÷ 3
5: (7 + 13 × 5) ÷ 3
6: (7 + (13 × 5)) ÷ 3
7: (13 × 5 + 7) ÷ 3
8: [(13 × 5) + 7] ÷ 3
((-5*-13)--7)/3
((-13*-5)--7)/3
1: (5 × 13 + 7) ÷ 3
2: ((5 × 13) + 7) ÷ 3
3: (7 + 5 × 13) ÷ 3
4: (7 + (5 × 13)) ÷ 3
5: (7 + 13 × 5) ÷ 3
6: (7 + (13 × 5)) ÷ 3
7: (13 × 5 + 7) ÷ 3
8: ((13 × 5) + 7) ÷ 3