简便算 7777*6+1111*58_数学解答

简便算 7777*6+1111*58

人气：257 ℃　时间：2020-03-28 07:11:00

解答

7777*6+1111*58
=1111x7x6+1111x58
=1111x42+1111x58
=(42+58)x1111
=100x1111
=111100