ADDING FRACTIONS step by step
https://youtu.be/ej9RKPP39EQ
GREATEST COMMON FACTOR
https://youtu.be/PpKgZhL2MtI
SIMPLIFYING FRACTIONS
https://youtu.be/ZsVWsVhlop8
SUBTRACTING FRACTIONS
https://youtu.be/p5Slwxomc9U
MULTIPLYING FRACTIONS
https://youtu.be/uI3OdR5Tohg
DIVIDING FRACTIONS
https://youtu.be/CvZczZ77aFA