怎样简便就怎样算;
| 168-52-48 | 125×88 | 1300÷25÷4 |
| 688-534+112 | 8×(29×l25) | 156×l0l-156 |
| 3000÷125÷8 | 58×72+28×58 | 688-(534-112) |
| 168-52-48 | 125×88 | 1300÷25÷4 |
| 688-534+112 | 8×(29×l25) | 156×l0l-156 |
| 3000÷125÷8 | 58×72+28×58 | 688-(534-112) |