Worked out examples
Eg:
Find the H.C.F. of 100 and 150.
Sol:
First we write the factors for 100 and 150.
Factors for 100, 150
Thus, H.C.F. of 100 and 150 is 50.
Eg:
Find the prime factorization for 90 and 168.
Sol:
We divide the numbers 90 and 168.
Factors for 100, 150
From the above, prime factorization for 90 is 2 × 3 × 3 × 5
prime factorization for 168 is 2 × 2 × 2 × 3 × 7