Subtracting Fractions: 1 1/4 minus 3/4
This problem involves subtracting fractions, and we'll walk through the steps to find the solution.
Understanding the Problem
We need to subtract 3/4 from 1 1/4. Let's break down the steps:

Convert the mixed number to a fraction:
 1 1/4 is the same as (1 x 4 + 1)/4 = 5/4

Now the problem is: 5/4  3/4

Subtract the numerators (top numbers) while keeping the denominator (bottom number) the same:
 (5  3)/4 = 2/4

Simplify the fraction: 2/4 can be simplified to 1/2
Answer:
Therefore, 1 1/4 minus 3/4 equals 1/2.