Question

7777×9+1111×37 简便运算

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Answer 1

7777×9+1111×37
=7×1111×9+1111×37
=1111×（7*9+37）
=1111*（63+37）
=1111*100
=111100

Answer 2

7777×9+1111×37=(7*1111*9)+1111×37=1111*(7*9+37)=1111*(63+37)=1111*100

Answer 3

=1111*(7*9+37)=1111*100=111100

Answer 4

7777×9+1111×37

=1111*63+1111*37

=1111(63+37)

=1111*100

=111100

Answer 5

7777×9+1111×37
=1111*7*9+1111*37
=1111*63+1111*37
=1111*(63+37)
=1111*100
=111100