6.54÷0.3±6.54÷0.

MissSugar2022-10-04 11:39:542条回答

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共2条回复
zhenrong820207 共回答了22个问题 | 采纳率77.3%
6.54*10/3+–6.54*19/6
1年前
3223488 共回答了3个问题 | 采纳率
提取出6.54,简便运算。
6.54÷(0.3±0.6) 然后加减分开算
1年前

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32.1*6.54/98.7/65.4*9.
32.1*6.54/98.7/65.4*9.
请问需要多长时间才能得到答案?
小倩儿1年前3
你拍一我拍二 共回答了24个问题 | 采纳率83.3%
32.1*6.54/98.7/65.4*9.87/321
=32.1/10(10*65.4)/9.87/95.4*9.87*10/321/10
=3.21*65.4/98.7/65.4*98.7/3210
=3.21/3210
=0.001
2 4/5×23.4+11.1×57.6+6.54×28=?
砸谈娱记1年前2
pureland6500 共回答了21个问题 | 采纳率85.7%
2 4/5×23.4+11.1×57.6+6.54×28
=4.8×23.4+639.36+183.12
=112.32+639.36+183.12
=751.68+183.12
=934.8
5/2+23.4+11.1*57.6+6.54*28
5/2+23.4+11.1*57.6+6.54*28
简算
lcm6831年前2
三牧歌 共回答了18个问题 | 采纳率100%
5/2+23.4+11.1*57.6+6.54*28
=2.5+23.4+576+57.6+5.76+6.54*28
=576+57.6+23.4+5.76+2.5+183.12
=576+81+8.26+183.12
=848.38
基本上没什么简算,有那功夫不如直接算
2又4/5*23.4+11.1*57.6+6.54*28
dhszly1年前2
woaixuanxuan_007 共回答了16个问题 | 采纳率93.8%
2又4/5*23.4+11.1*57.6+6.54*28
=2.8*23.4+11.1*57.6+6.54*28
=28*2.34+11.1*57.6+6.54*28
=28*2.34+6.54*28+11.1*57.6
=28*(2.34+6.54)+11.1*57.6
=28*8.88+11.1*57.6
=2.8*11.1*8+11.1*57.6
=11.1*22.4+11.1*57.6
=11.1*(22.4+57.6)
=11.1*80
=888