888乘9加111乘28简便运算

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888乘9加111乘28简便运算

888乘9加111乘28简便运算
888乘9加111乘28简便运算

888乘9加111乘28简便运算
=111×(8×9)+111×28
=111×72+111×28
=111×(72+28)
=111×100
=11100

888×9+111×28
=111×8×9+111×28
=111×(72+28)
=111×100
=11100

888×9+111×28
=111×8×9+111×28
=111×72+111×28
=111×(72+28)
=111×100
=11100

888*9+111*28=8*111*9+111*28=111*(72+28)=111*100=11100

888*10+111*30-111*2-888=11100

888 x 9 + 111 x 28 =888 x 10 - 888 + 111 x 30 - 2 x 111
=8880 - 888 + 3330 - 222
=8880 - 1110 + 3330
=11110

111×72+111×28
=111×100
=11100