To multiply on the number line, start at 0.

Think about the number which is one more than the given number?

Use the rules of the predecessor and successor.

Write numbers up to 12 starting from 0 and then find the middle number from it.

Recall the definition of each term in the options given below.

Think about the number which is one more than the given number?

Recall the definition of each term in the options given below.

Recall the difference between whole numbers and natural numbers.