The correct answer for this question is 68.
Your answer would be 74 if you are looking for the answer.
The website first had 200 subscribers, they gained 40 which makes it 240 and then lost 10 which is 230. 230x5= 1,150. So Adriano’s website earned $1,150
This is the Commutative Property of addition. called Commutative because the numbers move around to the other order, or "commute"