Well first you should know that 4/10 is simplified to 2/5 so that part is correct
But to know of the rest is correct , add the Fractions
so the common denominator will be 8 so 1/2 will become 4/8 + 3/8 = 7/8 but 7/8 does not equal 4/10
9 9 2
1 6
-----------
5 9 5 2
9 9 2
-----------
1 5,8 7 2 <==
Answer:
A variable
Step-by-step explanation:
<em>I would say 50%.</em>
<em></em>
<em></em>
<h3><em>
Hope I helped you!</em></h3><h3><em>
Success!</em></h3>