Highest common factor is 7.
The highest common factor is: 20
There is no highest common multiple of 56, 98 and 168. Their highest common factor, which you may have meant, is 14.
The highest common factor of 32 and 40 is 8.
The highest common factor of 120 and 150 is 130
1
The LCM of 5 and 9 is 45
Least Common Multiple (LCM) for26 39 52is156
The lowest common multiple is 40. So 40, 80, 120, 160, 200 etc to infinity are multiples
6,12,18,24,30,36,42,48,54,60,66,72,78,84,90,96,102,108,114,120...
1,3,5,15
6,12,18,24,30,36,42,48,54,60,66,72.............
The least common multiple is 72. So take the number 72 and go through it's multiples. They will all be common multiples of 24 and 36.
The common multiples of four start with the lowest common multiple. One times four is four. From there multiply four by two to get another multiple, eight. Other common multiples include 12,16,24,36,40,44, and 48.
8,16,24,32,40,48,56,64
89, 178, 267, 356, 445 . . .
They are all of the even numbers