30 & 1. 15 & 2. 10 & 3.
30 -> 1,2,3,5,6,10,15,30 210 -> 1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210 700 -> 1,2,4,5,7,10,20.25,28,35,70,100,140,175,350,700 GCF is 10
The GCF is 2.
The GCF is 35.
HCF(160, 90) = 10.
The factors of: 27: 1, 3, 9, 27 35: 1, 5, 7, 35 30: 1, 2, 3, 5, 6, 10, 15, 30 Common factors: cf(27, 35): 1 cf(27, 30): 1, 3 cf(35, 30): 1, 5 cf(27, 35, 30): 1 27 = 3^3 35 = 5 x 7 30 = 2 x 3 x 5 The common factors are the factors of their highest common factor: hcf(27, 35) = 1 → cf(27, 35): 1 hcf(27, 30) = 3 → cf(26, 30): 1, 3 hcf(35, 30) = 5 → cf(35, 30): 1, 5 hcf(27, 35, 30) = 1 → cf(27, 35, 30): 1
HCF is the highest common factor of two or more numbers. HCF of 20 and 30 is 10.
5 is the HCF
The GCF is 1.
HCF(30, 1000) = 10HCF(30, 1000) = 10HCF(30, 1000) = 10HCF(30, 1000) = 10
6 and 10 2x3=6 2x5=10 HCF=2 LCM=30
The GCF is 10.
The GCF is 10.
10
The GCF is 10.
5 (leaves you with 2, 4 and 7)
The GCF is 5.