Did you know that if you multiply 6 by an even number, the answer will end with the same digit. The number in the ten's place will be half of the number in the one's place.
Example: 6 x 4 = 24.
Think of a number.
Multiply it by 3.
Add 6.
Divide this number by 3.
Subtract the number from Step 1 from the answer in Step 4.
The answer is 2.
Without mathematics, there's nothing you can do. Everything around you is mathematics. Everything around you is numbers.
We live in a world where your joy gives people problem, and your problem gives them joy. So be careful who you call your friend.