Answer:
4/10
Step-by-step explanation:
1/2 - 1/10
We need to get a common denominator of 10
1/2 * 5/5 = 5/10
Replace 1/2 with 5/10
5/10 - 1/10
This simplifies by dividing the top and bottom by 2
4/2 =2
10/2 = 5
2/5
