1200除5的简便计算
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1200除5的简便计算
1200除5的简便计算
1200除5的简便计算
1200/5
=(1200X2)/(5X2)
=2400/10
=240
=(1000+200)/5=1000/5+200/5=200+40=240
1200÷5
=(1200×2)÷(5×2)
=2400÷10
=240
1200除5的简便计算
1200除5的简便计算
1200除5的简便计算
1200/5
=(1200X2)/(5X2)
=2400/10
=240
=(1000+200)/5=1000/5+200/5=200+40=240
1200÷5
=(1200×2)÷(5×2)
=2400÷10
=240