脫式計算6.37÷0.5÷2簡算過程

脫式計算6.37÷0.5÷2簡算過程


6.37÷0.5÷2
=6.37÷（0.5×2）
=6.37÷1
=6.37



能不能簡算1.2*37.5%-0.23*7.5%，能是怎麼算？急


1.2*37.5%-0.23*7.5%
=1.2*5*7.5%-0.23*7.5%
=6*7.5%-0.23*7.5%
=（6-0.23）*7.5%
=5.77*7.5%
=0.43275



37*（2/37+3/23）*23簡算


=37*2/37*23+37*23/2*23
=2*23+2*37
=2*（23+37）
=2*60
=120

Elden Ring Premiere

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