Question

Find GCD of 78 and 455​

Answer 1

Answer:

13

Step-by-step explanation:

Two ways...

Euclid's Algorithm

455 = 5 × 78 + 65

78 = 1 × 65 + 13

65 = 5 × 13 + 0

Therefore GCD( 455, 78 ) = 13

Factorization

78 = 2 × 3 × 13

455 = 5 × 7 × 13

Therefore GCD( 455, 78 ) = 13

Answer 2

Your answer will be

...................13..................