Answer:
2
Step-by-step explanation:
4/2=2
It shows you the exact distance from each number and it's easier to find out how far apart they are.
20 can be divided by 2 twice, with 5 remaining
20 can be divided by 4 once, with 5 remaining
20 can be divided by 5 once, with 4 remaining
20 can be divided by 10 twice
20 can be divided by 20 once
hope this helps
Can't really see it, can you show it to me more?