Question

19.
Find the
HCF of 40 and 64



I am helping my bestest friend Yashsvee​

Answer 1

Answer:

Greatest common factor (GCF) of 40 and 64 is 8.

Step-by-step explanation:

Step-1: Prime Factorization of 40

Prime factors of 40 are 2, 5. Prime factorization of 40 in exponential form is:

40 = 23 × 51

Step-2: Prime Factorization of 64

Prime factors of 64 are 2. Prime factorization of 64 in exponential form is:

64 = 26

Step-3: Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1, 2, 4, 5, 8, 10, 20

Step-4: Factors of 64

List of positive integer factors of 64 that divides 40 without a remainder.

1, 2, 4, 8, 16, 32

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40 and 64. The biggest common factor number is the GCF number.

So the greatest common factor 40 and 64 is 8.

Answer 2

Answer:

so the ans is 8

hope it helps