14*27+2400/25怎样简便算
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14*27+2400/25怎样简便算
14*27+2400/25怎样简便算
14*27+2400/25怎样简便算
14*27+2400/25
=14×(30-3)+24×100/25
=420-42+96
=420+54
=474
14*27+2400/25
=14*27+2400*4/100
=14*27+96
=6*(63+16)
=6*(80-1)
=480-6
=474
14*(20+7)+24*100/25