6 ÷ (-4) ×(- 13-3)=24谢谢，还有吗？133:(3 + 13) ÷ 4 × 6134:((3 + 13) ÷ 4) × 6135:(3 + 13) ÷ (4 ÷ 6)136:(3 + 13) × 6 ÷ 4137:((3 + 13) × 6) ÷ 4138:(3 + 13) × (6 ÷ 4)139:(6 × (3 + 13)) ÷ 4140:6 × (3 + 13) ÷ 4141:6 × ((3 + 13) ÷ 4)142:6 ÷ 4 ×(3 + 13)143:(6 ÷ 4) × (3 + 13)144:6 ÷ (4 ÷ (3 + 13))145:6 ÷ 4 ×(13 + 3)146:(6 ÷ 4) × (13 + 3)147:6 ÷ (4 ÷ (13 + 3))148:(6 × (13 + 3)) ÷ 4149:6 × (13 + 3) ÷ 4150:6 × ((13 + 3) ÷ 4)151:6 ÷ (13 ÷ 4 - 3)152:6 ÷ ((13 ÷ 4) - 3)153:(13 + 3) ÷ 4 × 6154:((13 + 3) ÷ 4) × 6155:(13 + 3) ÷ (4 ÷ 6)156:(13 + 3) × 6 ÷ 4157:((13 + 3) × 6) ÷ 4158:(13 + 3) × (6 ÷ 4)转换正负就可以了~