The GCF is 5.
The Highest Common Factor is: 9
The greatest or highest common factor is the highest number that divides exactly into two or more numbers. 20: 1, 2, 4, 5, 10, 20 45: 1, 3, 5, 9, 15, 45 The greatest common factor for 20 and 45 is 5.
The greatest common factor of 45 and 150 is 15.
1 is their highest common factor.
The greatest common factor (GCF) of 45 and 20 is 5.Prime factors:45 = 5×3×320 = 5×2×2the only prime factor in both is 5, and so the highest common factor is 5.Alternative method:45 mod 20 = 520 mod 5 = 0so HCF = 5.
the highest common factor of 225 and 270 is: 45
The highest common factor of 15 and 45 is 15
The highest common factor of 108 and 45 is 9
The Greatest Common Factor (GCF) is: 1
It is 1 but the highest common factor is 3
55
45