
Patrick B. answered 06/17/19
Math and computer tutor/teacher
changing decimal to fraction
decimal stops decimal repeats
1 digit /10 / 9
2 digit /100 / 99
3 digit /1000 / 999
etc etc etc
ex. 0.12 = 12/100 = 6/50 = 3/25
ex. 0.3 = 0.3333.... = 3/9 = 1/3
....
ex. 0.625 = 625/1000 = 25/40 = 5/8
ex. 0.123 = 0.123123123123.... = 123/999 = 41/333