如题所述
第1个回答 2016-08-09
用简便方法计算
5x56x25
=(5×14)×(4×25)
=70×100
=7000本回答被网友采纳
5x56x25
=(5×14)×(4×25)
=70×100
=7000本回答被网友采纳
第2个回答 2016-08-09
5x56x25
=(5x2)x(4x25)x7
=10x100x7
=1000x7
=7000
=(5x2)x(4x25)x7
=10x100x7
=1000x7
=7000
第3个回答 2016-08-09
5x56x25
=5×(7×8)×25
=5×7×(8×25)
=35×2000
=7000
=5×(7×8)×25
=5×7×(8×25)
=35×2000
=7000
第4个回答 2016-08-09
5×56×25
=5×14×4×25
=(5×14)×(4×25)
=70×100
=7000
=5×14×4×25
=(5×14)×(4×25)
=70×100
=7000
第5个回答 2016-08-09
5×56×25
=5×(2×4×7)×25
=(5×2)×7×(4×25)
=10×7×100
=7000
=5×(2×4×7)×25
=(5×2)×7×(4×25)
=10×7×100
=7000