Question

[9分之7减6分之5加18分之3]乘18减1.45乘6加3.95乘6解题过程

Answer 1

(7/9-5/6+3/18)×18-1.45×6+3.95×6
= (14/18-15/18+3/18)×18-1.45×6+3.95×6
= (2/18)×18-1.45×6+3.95×6
= 2-1.45×6+3.95×6
= 2-8.7+23.7
= -6.7+23.7
= 17