9999×7+1111×37 请用简便方法计算

Question

如题所述

Answer 1

1111×(63+37)
=1111×100
=111100

Answer 2

(9999+1111)×7+1111×30

Answer 3

9999×7+1111×37
=1111×(9×7)+1111×37
=1111×63+1111×37
=1111×(63+37)
=1111×100
=111100本回答被提问者采纳

Answer 4

1111×37+8888×7哪位好人帮我下
谢谢