duggie.weebly.comduggie.weebly.com/uploads/3/7/3/0/3730287/l3_4... · — HCF b b — HCF Fully...
24
duggie.weebly.comduggie.weebly.com/uploads/3/7/3/0/3730287/l3_4... · — HCF b b — HCF Fully simplify ratios: 12 3 a ... 24-6 18 24 ADD and SUBTRACT ... requires a common denominator,