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7.2×3.6+3.8×3.6%3.6简算

4.8×3.6-3.8×3.6 =(4.8-3.8)x3.6 =1x3.6 =3.6 行

1.2×2.6+2.4×3.8+3.6×6.6 =1.2×(2.6+7.6+19.8) =1.2

解:原式=3.8x(8.7+4.9-3.6) =3.8x(13.6-3.6) =3.8x10 =38

怎样简便怎样算,4.8×3.6-3.8×3.6 4.8×3.6-3.8×3.6 =3.6×(4.8-

4.8✘3.63.8✘3.8 =4.8x3.6-3.

解:依题意得算式, 3.8×180÷3.6 =3.8×(180÷3.6) =3.8×50 =190

乘法分配律: 3.8x3.6+6.6x3.8+0.38 =3.8x3.6+6.6x3.8+0.1x3

C n 混 :n C :n H =V 混 :V CO2 :VH 2 O×2=1:3.

1.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(

6.4+3.8+3.6 =(6.4+3.6)+3.8 =10+3.8 =13.8 朋友,请采

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