If you wanted to find the difference of 6/25 - 4/5 what common denominator schould you choose? why

plz asap

6/25 - 4/5u should choose the lowest common denominator which is 25.
6/25 - 20/25 = - 14/25

however, even if u didn't pick the lowestlets say u picked 50
6/25 - 4/5 = 12/50 - 40/50 = - 28/50 reduces to - 14/25...u will still get the same answer...u will just have to reduce

the reason u want to pick the lowest common denominator is because it is easierif u do not pick the lowest, u will have to reduceso picking the lowest just saves you time. also u can round up or down if u wanna be more smart

6/25 - 4/5u should choose the lowest common denominator which is 25.
6/25 - 20/25 = - 14/25

however, even if u didn't pick the lowestlets say u picked 50
6/25 - 4/5 = 12/50 - 40/50 = - 28/50 reduces to - 14/25...u will still get the same answer...u will just have to reduce

the reason u want to pick the lowest common denominator is because it is easierif u dont pick the lowest, u will have to reduceso picking the lowest just saves you time.