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0.36+9.6÷3.2

等3.36

0.36+9.6÷3.2 =0.36+3 =3.36

这个题目简单,不必用竖式: 0.36+9.6÷3.2 =0.36+3 =3.36。

①0.36+9.6÷3.2,=0.36+3,=3.36;②3.2×5.7+6.8×5.7,=(3.2+6.8)×5.7,=10×5.7,=57;③25×6.8×0.04,=25×0.04×6.8,=1×6.8,=6.8;④3.75÷[0.3×(1.34-0.84)],=3.75÷[0.3×0.5],=3.75÷0.15,=25.

解:0.36÷9=0.04, 3.97-2.45=1.52, 16×25=400, 5.2+3.8=9, 8.282÷8.2=1.01, 10-0.87=9.13, 4.3+1.8=6.1, 18.9-9.8=9.1, 0.8÷0.1=8, 0.3+0.36=0.66, 1.14×0.2=0.228, 7.8÷3=2.6, 0.8×15=12, 0.125×8=1, 4-1.08=2.92, 9×1.8=16.2...

(1)9.86-3.4÷1.7×1.3,=9.86-2×1.3,=9.86-2.6,=7.26;(2)0.36×3.9+3.9×1.64,=3.9×(0.36+1.64),=3.9×2,=7.8;(3)7.23-(2.8+1.23),=7.23-1.23-2.8,=6-2.8,=3.2;(4)1.64×2.5+2.1÷0.6,=4.1+3.5,=7.6;(5)2.4×(0.85÷1.7)-...

(1)2手×左×17,=100×17,=1700;(2)720÷i1-1左手÷左i,=20-1手,=手;(i)i1×7i+i1×127,=(7i+127)×i1,=200×i1,=7200;(左)12i÷80×(左07-118),=12i÷80×2i0,=7×2i0,=117i.故答案依次为:1700,手,7200,117i.

3×3.14=9.42, 0.3 2 =0.09, 1 6 - 1 8 = 1 24 , 7 36 ×18 = 7 2 , 9÷ 1 9 =81, 11×3.14=34.54, 2 3 ÷ 3 8 = 16 9 , 4.5 2 =20.25, 25-8.6=16.4, 24×( 1 2 + 3 4 - 7 8 ) =9, 2- 1 5 + 4 5 =2 3 5 .

解答:解:0.36+0.14=0.57.2-5.8=1.41-0.4=0.64.8+3.12=7.921-0.08=0.920.01+0.1=0.113.9+5.1=932÷100=0.326.8×10=6854.3÷100=0.5430.54×100=540.189×1000=189

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