So 10 + 5 = 15 - Tumblr Posts

when dealing with numbers over five i take the 2 and the 3 from 7 and 8 add them togetwr then add the two 5s to get 10 so 10 + 5 = 15 and the 10 is added to the 2 and the 4 so its 1 + 2 + 4 = 7 so 75