The deceptively simple ... for solving math problems. Parentheses (P) come first, followed by exponents (E), then multiplication (M) and division (D) (from left to right), and finally addition ...

A viral math equation with two solutions confused Facebook users. A seemingly simple math problem went viral on ... to calculate 5 x 3 using repeated addition. The student wrote 5 + 5 + 5 ...

Fundamental problems about multiplication — about, say, how numbers factor into primes — suddenly become much deeper and more challenging as soon as addition enters the picture. One of math’s biggest ...

You are a math wiz. If not, here's a hint: The sequence follows an alternating repetition pattern, using simple addition to form ... in a series of mind-bending problems that have captivated ...