简便计算 888+444×21+222×54

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简便计算888+444×21+222×54简便计算888+444×21+222×54简便计算888+444×21+222×54888+444×21+222×54=222×4+222×2×21+222×

简便计算 888+444×21+222×54
简便计算 888+444×21+222×54

简便计算 888+444×21+222×54
888+444×21+222×54
=222×4 + 222×2×21+222×54
=222×( 4+42+54)
=222×100
=22200

=222*(4+42+54)
=222*100
=22200

888=222*4
444=222*2
答案等于222*(4+2*21+54)=22200

222×4+222×2×21+222×54
=222×﹙4+2×21+54﹚
=222×100
=22200