Question

3 3/5*1 1/9-7 1/3:1 2/9

Answer 1

18/5*10/9-22/3*11/9= 18/5*10/9-22/3*9/11=2*2-2*3=4-6=-2

Answer 2

3 3/5*1 1/9-7 1/3:1 2/9= - 2
1) 3 3/5 * 1 1/9 = 18/5 * 10/9 (сокращаем)=4
2) 7 1/3 : 1 2/9= 22/3 * 9/11 (сокращаем) = 6
3)4 - 6= - 2