The factors of 20 are 1, 2, 4, 5, 10, and 20
The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30
The common factors of 20 and 30 are 1, 2, 5, and 10
1, 2, 5 and 10
1,2,3,4,5,6,7,8,9,10,11,12,13,14,25,15,25,16,17,18,19_1930,21_22,23,24,25_26,27,38_30
The common factors of 20 and 30 are 1, 2, 5, and 10.
The common factors are: 1, 2, 5, 10.
The greatest common factor is 10.
The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80The factors of 120 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 40, 60, 120The common factors are 1, 2, 4, 5, 10, 20The greatest common factors is 20.
The common factors of 30 and 21 are 1 and 3.
The common factors of 20 and 30 are 1, 2, 5, and 10.
Four common factors.
The common factors are: 1, 2, 5, 10.
The factors of 20 are 1, 2, 4, 5, 10 and 20. The factors of 30 are 1, 2, 3, 5, 6, 10, 15 and 30. Therefore their common factors are 1, 2, 5 and 10.
The factors of 10 are: 1, 2, 5, 10.The factors of 20 are: 1, 2, 4, 5, 10, 20.The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30.The common factors are: 1, 2, 5, 10.
20/30 - look for common factors between the top (numerator) and bottom (denominator) numbers. Both divide by 10: 20/30 = 2/3 No more common factors, answer: 20/30 = 2/3
2
They are 1 and 5
20 = 2 x 2 x 5 30 = 2 x 3 x 5 Common prime factors: 2 and 5.
The greatest common factor is 10.
2
1,2,5 & 10