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4.8×(3.5%2.7)÷7算是运算过程和结果,脱式计算

如图

408-12×24 = 408 - 288 = 120 (46+28)×60 = 74 x 60 = 4440 42×50-17 = 2100- 17 = 2083 32+105÷5 = 32 + 21 = 53 420×(327-238) = 420 x 89 = 37380 (4121+2389)÷7 = 6510 ÷7 = 930 3.416÷(0.016×35) = 3.416 ÷0.56 = 6.1 0.8×[(10...

408-12×24 = 408 - 288 = 120 (46+28)×60 = 74 x 60 = 4440 42×50-17 = 2100- 17 = 2083 32+105÷5 = 32 + 21 = 53 420×(327-238) = 420 x 89 = 37380 (4121+2389)÷7 = 6510 ÷7 = 930 3.416÷(0.016×35) = 3.416 ÷0.56 = 6.1 0.8×[(10...

4.2×1.6+4.05÷2.7 =6.72 + 1.5 =8.22 3.5×1.4+9.45÷4.5 =4.9+2.1 = 7 5.46÷4.2-0.69 = 1.3 -0.69 =0.61 (3.5+1.3)÷0.3 = 4.8÷0.3 =16 5.1÷(0.5+0.2×6) =5.1÷(0.5+1.2) =5.1÷1.7 =3

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