11.8x43-860xO.09的简便计算

11.8x43-860xO.09的简便计算
2024-12-02 05:41:30
推荐回答(4个)
回答1:

11.8x43-860x0.09
=11.8x43-43x1.8
=(11.8-1.8)x43
=10x43
=430

回答2:

11.8×43-860×0.09
=11.8×43-43×20×0.09
=11.8×43-43×1.8
=43×(11.8-1.8)
=43×10
=430

回答3:

=11.8X43一43X2X0.9=43X(11.8一2X0.9)=43X11=473

回答4:

11.8x43-860x0.09=11.8x43-43x20x0.09=43x(11.8-20x0.09)=43x10=430