Math lesson 1

what is 3/4 - 2/4 In this question you want to pick 1/4 because 3/4 -2/4 can be subtracted like 3-2 and then you just add a fourth like this 3/4 - 2/4 that is why.

what is 4/5-1/5 in this question you want to pick 3/5 because again its like your subtracting 4-1 and then adding a fourth that would be 4/5 - 1/5 that is why

What is 4/10 - 2/10