What is the first step in solving the problem 3/4 + 1/8?

The first thing you should know is that there are many ways to solve this problem.

One of the ways, for example, is a simple addition of fractions.

We have then:

Step 1:

Cross product

3/4 + 1/8 = ((3 * 8) + (1 * 4)) / (4 * 8)

Step 2:

Rewrite

((3 * 8) + (1 * 4)) / (4 * 8) = (24 + 4) / (32) = 28/32

Step 3:

simplify

28/32 = 14/16 = 7/8

Answer:

Step 1:

Cross product

3/4 + 1/8 = ((3 * 8) + (1 * 4)) / (4 * 8)