Eric says he knows 9/10 is 1/10 less than 10/10 or 1 mile so he is going to subtract 1 mile then i had 1/10 back can he use this method to solve the example problem explain

Step-by-step explanation:

According to Eric's opinion, 9/10is 1/10 less than 10/10 or 1 mile.

So, to prove that, he is going to subtract 1 mile and 9/10, to obtain 1/10 back. Let's see if he's right

You can observe that Eric is actually right, he can subtract 9/10 from 1 mile, and that operation will return 1/10 back.

Therefore, Eric can use this method, it's totally correct.

i dont know sorry

step-by-step explanation:

the first one, all those points on the line just make a strait line.