如题所述
16=4x4,把16拆开,将算式变化为
(25x4)x4x(100+25)x72400÷(25x4)
=100×(4×100+4×25)×72400÷100
=100×500×72400÷100
=500×72400
=36200000
(25x4)x4x(100+25)x72400÷(25x4)
=100×(4×100+4×25)×72400÷100
=100×500×72400÷100
=500×72400
=36200000
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第1个回答 2022-07-12
原式=25x16x125x72400/25/4=4x125x72400=500x72400=35200000