1. tu du with FRAKSHUNS...2 or more frakshuns
if yu want tu add or subtrakt frakshuns, it help tu find a kommon
bottom number for all frakshuns. Krats kall it the "leest kommon multipel"
Sum folks konfuze it with kommon fakters, in partikular "gratest kommon fakter"
Thats sumthun different.