27×括号143+67括号加210×73

Question

27×括号143+67括号加210×73

Answer 1

27x（143+67）+210x73
=27x210+210x73
=（27+73）x210
=100x210
=21000本回答被网友采纳

Answer 2

27*（143+67）+210*73
=27*210+210*73
=210*（27+73）
=210*100
=21000本回答被网友采纳