We don't usually think of negative numbers being factors of positive ones, but you could use -5 and -1
-20 and -20 10 and -50 40 and -80
48
6+6+6+6=20
6 and 2
42
20
2 and 153 Or 4 and 74 Or 6 and 51 So on
The factors of 20 are 1,2,4,5,10 and 20. Two are odd, four are even.
453
It is 20/21 . because 2/3 equal 14/21 , 2/7 equal 6/21 . 14/21+6/21= 20/21
A factor is a divisor - a number that will evenly divide into another number. One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 6 are 1, 2, 3, and 6. The factors of 20 are 1, 2, 4, 5, 10, and 20. The common factors are 1 and 2.
No