Question

简便运算:17/25×5/37+8/25×17/37+17/37×2/25

Answer 1

17/25×5/37+8/25×17/37+17/37×2/25
=17/25×5/37+17/25×8/37+17/25×2/37
=17/25×（5/37+8/37+2/37）
=17/25×15/37
=51/185