The common factors are: 1, 2, 5, 10.
The common factors of 20 and 30 are 1, 2, 5, and 10.
The factors of 20 are 1, 2, 4, 5, 10, and 20The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30The common factors of 20 and 30 are 1, 2, 5, and 10
The greatest common factor is 10.
The common factors of 30 and 63 are 1 and 3.
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 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
The factors of 20 are 1, 2, 4, 5, 10, and 20The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30The common factors of 20 and 30 are 1, 2, 5, and 10
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