簡便計算:32*33*34*35/(4*5*6*7*8)

簡便計算:32*33*34*35/(4*5*6*7*8)


32*33*34*35/(4*5*6*7*8)
=33*34*35/(5*6*7)
=33*34/6
=11*17
=187



31÷5+32÷5+33÷5+34÷5+35÷5簡便計算,要過程.


(31+32+33+34+35)÷5=165÷5=33



32/33×32簡便計算,


32/33*32
=(33-1)*32/33
=33*32/33-32/33
=32-32/33
=31又1/33



1.5除以1.25怎麼簡便


1.5÷1.25
=1.5×8÷(1.25×8)
=12÷10
=1.2