34.44 work right to left -8.60 -------- 25.84 u cant minus 6 from 4 so u change the 34 to 33 and .4 to 1.4 the minus to get .8, cant minus 8 from 3 so make 33 into 2(13) to get 5 and u would just leave the 2 in front because u dont subtract anything from it