Sure, this Verizon bill payment was made in 2006, but the clever method used would still definitely confuse people today. Fortunately, for those who aren’t math experts, the equation has been explained above. Click here to see more images gone viral this week, according to Imgur.com. Continue reading for a few viral videos.

1. Evolution of Zack Morris’ Brick Phone

2. Optical Illusion

3. Chihuahua Allergies