What among the following represents the subtraction of 9/20 from 7/10?
Answer: (3) 1/4
Explanation:-
Let the subtracted be X.
Then,
7/10 – X = 9/20
X = 7/10 – 9/20
X = (14 – 9)/20
X = 5/20
X = 1/4
Then, 1/4 subtracted from 7/10, then we get 9/20.
Hence, the correct answer is option (3) 1/4.