Course's objectives

1. To learn how  to make math calculations faster by using  the math module's functions.

2. To learn how to create a random number, within a given range just between 0 and 1.

3. To round a number to it's nearest integer with the round, floor or ceil methods

4. To convert a string into a number by parseInt or parseFloat methods.

5. What is the spread operator and why should we care?