怎樣簡便怎樣計算①1.8×[(4.6+2.4)÷0.35]②0.36×98+3.6×0.2 ③(11分之3×100分之87+100分之73×11分之3)÷3%

怎樣簡便怎樣計算①1.8×[(4.6+2.4)÷0.35]②0.36×98+3.6×0.2 ③(11分之3×100分之87+100分之73×11分之3)÷3%


①1.8×[(4.6+2.4)÷0.35] = 1.8 x 7 /0.35= 1.8 x 700/35= 1.8 x 20= 36②0.36×98+3.6×0.2= 3.6 x 9.8 +3.6x0.2=3.6 x(9.8+0.2)=3.6 x 10=36③(11分之3×100分之87+100分之73×11分之3)÷3%= 3/11 x(…



簡便計算36.6÷0.125×8


36.6×8×8
=36.6×64
=2342.4



計算怎樣簡便就怎樣算19×36-36×9


(19-9)×36
=10×36
=360



三、計算下麵各題,能簡算的要簡算.36.24一25.9十3.76一4.1=


54.9