9 and 10 are larger than 8. Going forward on the number line, each number is one more than the last. 9 is one more than 8. 10 is two more than 8. 10 is the largest number on this number line.

Number lines can also show fractions as values. This number line represents the values between 0 and 1. Each step increases by 1⁄10 (one tenth). Image caption, A double number line can be ...