Write the greatest common factors of the numerator and denominator of the following fractions: 8 / 9, 6 / 15, 21 / 28, 9 / 45, 18 / 36, 33 / 44 emergency

Write the greatest common factors of the numerator and denominator of the following fractions: 8 / 9, 6 / 15, 21 / 28, 9 / 45, 18 / 36, 33 / 44 emergency

8 / 9 (1)
6 / 15 (3)
21 out of 28 (7)
9 out of 45 (9)
18 out of 36 (18)
33 out of 44 (11)
The number in parentheses is what you want