If you have snap you can use that just hold down on screen your problem
Keep the denominators the same and subtract the numerators. So for example in your example:
7/8 - 3/8
Leave the 8 alone. Subtract 3 from 7.
7 - 3 = 4
So answer is:
4/8
Sometimes they may have to simplify the answer, and in this case, 4/8 could be simplified to 1/2
Hello, Marymack!
We know that in a geometric sequence defined by

and

, the sum can be calculated the following way:
Answer: x = 35
Explanation: