Question

what should be subtracted from 4 times 3 upon 5 to get 1 upon 5​

Answer 1

Answer:

3/4-1/5

5×3______4×1

____________________

20

15-4/20

11/20

11/20×1=11/20

11/20×2= 22/40

11/20×3=33/60

11/20×4=44/80