Answer:

1st answer = 2, 2nd answer = 11

Step-by-step explanation:

(1st one = Take L•C•M of 2/1 and 3/5 Lcm will be 5 now divide 5 with 1 and multiply with 2 = 10 and now divide 5 with 5 And multiply with 3 = 3 Now 10 - 3/5, 5 will be cut with 10 =5 So 5-3= 2 Answer)(2nd = Take lcm of 1 and 8 = 8 Now Divide 8 with 1 and multiply with 4 = 32 And now Divide 8 with 8 and multiply with 7 = 7 Now 32+7/8 , 8 will be cut with 32 =4 So 4+7 = 11 Answer I will tell all the others After some time Pls wait)