Where does the number 20.7 lie on the number line?
between 0 and 1
between 2 and 3
between 21 and 22
between 20 and 21

Between 20 and 21

Between 20 and 21

Look at the whole number (20). This gives you the value of the small number.

To find the larger number, just go up by one whole number.
Essentially: 20+1=21

The two numbers would be 20 and 21.