题目内容
3
×2345+5555÷
+654.3×36.
| 3 |
| 5 |
| 25 |
| 256 |
3
×2345+5555÷
+654.3×36,
=3.6×2345+1111×
+6543×3.6,
=3.6×(2345+6543)+1111×8×
,
=3.6×8888+8888×6.4,
=(3.6+6.4)×8888,
=10×8888,
=88880.
| 3 |
| 5 |
| 25 |
| 256 |
=3.6×2345+1111×
| 256 |
| 5 |
=3.6×(2345+6543)+1111×8×
| 32 |
| 5 |
=3.6×8888+8888×6.4,
=(3.6+6.4)×8888,
=10×8888,
=88880.
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