0.63×0.77+0.063×2.3简便运算怎么算?
3个回答
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0.63×0.77+0.063×2.3
=0.63x0.77+0.063x10x0.23
=0.63x0.77+0.63x0.23
=0.63x(0.77+0.23)
=0.63x1
=0.63
=0.63x0.77+0.063x10x0.23
=0.63x0.77+0.63x0.23
=0.63x(0.77+0.23)
=0.63x1
=0.63
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0.63×0.77+0.063×2.3
=0.063×10×0.77+0.063×2.3
=0.063×(10×0.77+2.3)
=0.063×(7.7+2.3)
=0.063×10
=0.63
=0.063×10×0.77+0.063×2.3
=0.063×(10×0.77+2.3)
=0.063×(7.7+2.3)
=0.063×10
=0.63
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0.63*0.77+0.063*2.3
=0.63*0.77+0.63*0.23
=0.63*(0.77+0.23)
=0.63*1
=0.63
=0.63*0.77+0.63*0.23
=0.63*(0.77+0.23)
=0.63*1
=0.63
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