1. 17/45*1/3*2/5+2/9
34/675+2/9
184/675
2. 5*(-5/4)*14/5*1/7+1/3
-5*4/5+2/5+1+3
-4+2/5+1/3
-49/15
-3 4/15
1. 17/45*1/3*2/5+2/9
34/675+2/9
184/675
2. 5*(-5/4)*14/5*1/7+1/3
-5*4/5+2/5+1+3
-4+2/5+1/3
-49/15
-3 4/15