
7.77×1.2+1.11×1.6用简便计算怎么算?
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7.77×1.2+1.11×1.6
=1.11x(7x1.2)+1.11x1.6
=1.11x8.4+1.11x1.6
=1.11x(8.4+1.6)
=1.11x10
=11.1。
=1.11x(7x1.2)+1.11x1.6
=1.11x8.4+1.11x1.6
=1.11x(8.4+1.6)
=1.11x10
=11.1。
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