Write a pair of numbers whose greatest common factor is 4
(12 ,24 )
(16 ,8 )
(16 ,20 )
(24 ,18 )
The prime factorization of 91 is ……..
7x 21
13 x 7
13 x8
23 x7
Which number is not a factor of 10?
2
5
1
4
The LCM for any relatively prime numbers is their …….
subtraction
product
division
sum
The common Multiple of all numbers (except zero) is zero.
True
False
The common factor of all numbers is .....
0
Which pair of numbers has a GCF of 15?
45, 75
10, 15
30, 60
21, 45
Relatively Prime Numbers: are numbers whose only common Factor is ....
integer number
number itself
Write the prime factorization of 42 =....
2 ⋅ 3 ⋅ 7
2 ⋅ 3 ⋅ 6
2 ⋅ 5 ⋅ 7
The GCF of 12 and 56 is ……..
10
8
12