Question

Как решить?напомните пж,вот пример:(9-1 1/3x4 2/7)x21/46=?

Answer 1

1) -11/3*4 2/7=-11/3*30/7=-330/21=-110/7
2)9-(-110/7)= 8 7/7+110/7=8 117/7
3) 8 117/7 * 21/46= 173/7*21/46=88/1*3/23=264/23