1 and 2
2
Since the number 7 is prime, and is not a factor of 18, the greatest common factor (GCF) of these three numbers is 1.
Yes, 28 is a factor of 56, because 56/28 is a whole number.
Yes. A factor = a number which can be divided into the given number with no remainder The factors of 28 are 1, 2, 4, 7, 14 and 28.
28 is a factor of 28, as 28/28 = 1. 28 is also a multiple of 28, as 28*1 = 28.
Not a factor of 18 ?
2
2
2 :)x This is how you can work it out: 18: 1,2,3,6,9,18 (These are the numbers that 18 and 28 go into.) 28: 1,2,4,7,14,28 So the highest common factor of 18 and 28 is 2. Hope it helps :)
28*18 = 504 is one.
Halfway between 18 and 28 is (18 + 28) ÷ 2 = 23.
Yes because: 4*7 = 28