61万6161×39减19万3939×61简便运算

61万6161×39减19万3939×61简便运算
2025-03-06 17:34:26
推荐回答(1个)
回答1:

61万6161×39减19万3939×61简便运算
616161*39-393939*61
=61*10101*39-39*10101*61
=61*39*10101-61*39*10101
=0