What is the HCF of two consecutive (a) numbers? (b) even numbers? (c) odd numbers? We will use the concept of the HCF(Highest Common Factor) to solve this. You can also use
Method of H.C.F. |Highest Common Factor|Factorization &Division Method
GCF Calculator (Free Online HCF Calculator)
HCF and LCM - DewWool | Lcm, Math lessons, Prime factorization
HCF and LCM - DewWool | Lcm, Prime factorization, Least common multiple