原式=34.5*(6.23-1+1.77)
=34.5*7
=241.5
34.5*6.23-34.5+1.77*34.5
4个回答
相关问题
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简算1.34.5×9.23－34.5＋1.77×34.52.7.0875－4又2/3×0.72＋57/64÷2.853.
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main() { int c[][4]={1,2,3,4,5,6,7,34,213,56,62,3,23,12,34,5
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1=5 2=15 3=23 4=34 5=?
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找规律,5、8、14、23、34、（ ）、（ ）.
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34.5°=__°__′ 112.27°=__°=__′=__″ 10°24′24″=____° 1.23°=___°_
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int c[][4]={1,2,3,4,5,6,7,34,213,56,62,3,23,12,34,56}; print
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(1+0.23+0.34)*(0.23+0.34+0.45)-(1+0.23+0.34+0.45)*(0.23+0.34
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[1.2+2.3+3.4+4.5+5.6/12+23+34+45+56]．
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巧算：（100+12.3+23.4）×（12.3+23.4+34.5）-（100+12.3+23.4+34.5）×（12
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(1+0.23+0.34)×（0.23+0.34+0.65）-（1+0.23+0.34+0.65）×（0.23+0.34