The HCF of the given two numbers is 4
2 goes evenly into 4 and 28
21
4
The HCF is 4
1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500.
2 2 goes into any even number right away evenly. In this case though, the highest number would be 4.
Just 1.
1, 2, 4.
1, 2, 4.
1, 2, 4
1 goes into 5 and 4 evenly.
The only whole number that does that is ' 1 '.