用简便方法计算．1.7+3.98+1504750×515.73-3817+（4.27-2917）45×2.08+1.5×37.699999×77778+33333×66666；362+548×361362×548-18611×4+14×7+17×10+…+197×10012+14+18+11-数学
| 1 |
| 1×4 |
| 1 |
| 4×7 |
| 1 |
| 7×10 |
| 1 |
| 97×100 |
=
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 7 |
| 1 |
| 7 |
| 1 |
| 10 |
| 1 |
| 97 |
| 1 |
| 100 |
=
| 1 |
| 3 |
| 99 |
| 100 |
=
| 33 |
| 100 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 16 |
| 1 |
| 32 |
=（1-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 8 |
| 1 |
| 16 |
| 1 |
| 16 |
| 1 |
| 32 |
=1-
| 1 |
| 2 |
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