用简便计算题:57*36+24*36+81*64
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用简便计算题:57*36+24*36+81*64用简便计算题:57*36+24*36+81*64用简便计算题:57*36+24*36+81*64=(57+24)*36+81*64=81*36+81*6
用简便计算题:57*36+24*36+81*64
用简便计算题:57*36+24*36+81*64
用简便计算题:57*36+24*36+81*64
=(57+24)*36+81*64
=81*36+81*64
=81*(36+64)
=81*100
=810
810
=(57+24)*36+81*64=81*36+81*64=81*100=8100
36(57+24)+81*64=36*81+81*64=81(36+64)=810
no