如题所述
解原式=54x36+36x46
=36x(54+46)
=3600
=36x(54+46)
=3600
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第1个回答 2021-03-29
54乘36加72乘23
=54x36+2x36x23
=36x(54+2x23)
=36x100
=3600
=54x36+2x36x23
=36x(54+2x23)
=36x100
=3600
第2个回答 2021-03-29
54X36+72x23
=54*36+36*2*23
=54*36+36*46
=(54+46)*36
=100*36
=3600
=54*36+36*2*23
=54*36+36*46
=(54+46)*36
=100*36
=3600
第3个回答 2021-03-29
54X36十72x23
=54X36十(2x36×23)
=36×(54十46)
=1944十1656
=3600
=54X36十(2x36×23)
=36×(54十46)
=1944十1656
=3600
第4个回答 2021-03-29
解:原式=54×36+72×23
=54×36+36×2×23
=36×(54+46)
=36×100
=3600
利用乘法交换律可解此题。
=54×36+36×2×23
=36×(54+46)
=36×100
=3600
利用乘法交换律可解此题。