怎样简便怎样计算.
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科目:小学数学 来源: 题型:
计算下面各题,怎样简便怎样计算.
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(
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| 17.5-17.5÷2.5-3 | 2.92+5.6+4.4+1.08 | ||||||||||||||||
|
720÷(8+4.5)÷8. |
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科目:小学数学 来源: 题型:
| 6.89+4.7+2.11+5.3 | 125×25-125×17 | 7.46-2.37-1.63 |
| 14-(3.65+0.24) | 6400÷25÷4 | (275-35)÷(17+43) |
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科目:小学数学 来源: 题型:
| 怎样简便怎样计算. (1)
|
(2)1-
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(3)
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(4)
|
(5)4
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(6)7-(
|
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