1. find the greatest common factor of the numerator and denominator 17 and 51

2. find the greatest common factor of the numerator and denominator 18 and 48

Answers:

17; 6

Step-by-step explanation:

(1) 17 and 51

Factors of 17: 1, 17

Factors of 51: 1, 3, 17, 51

The highest common factor of 17 and 51 is 17.

(2) 18 and 48

Factors of 18: 1, 2, 3, 6, 9, 18

Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

The highest common factor of 18 and 48 is 6.

Answer: for 1 it is 17 for 2 it is 6