15
The GCF is 15.
15
15.
15
The Greatest Common Factor (GCF) of 45 and 75 is 15. To find the GCF, you can list the factors of each number and find the largest number that both 45 and 75 share. The factors of 45 are 1, 3, 5, 9, 15, and 45, while the factors of 75 are 1, 3, 5, 15, 25, and 75. The largest number that both 45 and 75 share is 15, making it the Greatest Common Factor.
The GCF is 15.
The GCF is 15.
HCF is 15
The GCF is 15.
The GCF is 15.
The GCF is 15.
The GCF of 45, 60, and 75 is 15
To find the LCM of two numbers, you first split them into their prime factors: 30 = 2x3x5 75 = 3x5x5 Next you need to work out the HCF. Here, the HCF will be 3x5 = 15. Finally, you multiply the numbers together and divide by the HCF. 30x75/15 = 150. Therefore the LCM of 30 and 75 is 150.
15 30 45 60 75
9 & 15
75
1, 3, 5, 9, 15, 45 1, 3, 5, 15, 25, 75