result = 8 - 8 * 8 + 8
print(result)
-48
Every few weeks, a deceptively simple arithmetic expression pops up on social media, instantly dividing comment sections into camps of utterly confident, yet completely conflicting, answers. One such deceptively innocent puzzle is the expression $8 – 8 times 8 + 8$. At first glance, it looks like a playful elementary school riddle. Yet, when people sit down to solve it, the answers frequently range from zero to sixty-four, with only one correct mathematical destination: minus forty-eight.
To understand why this happens, we have to look at how humans process text versus how mathematics is structured. When we read a sentence, our eyes naturally track from left to right, taking in words sequentially. Naturally, many people try to apply this exact same reading habit to math, computing $8 – 8$ first, then multiplying by $8$, and adding the final $8$. But mathematics is not a language read purely by linear scanning; it relies on a strict hierarchy of operations designed to ensure that an expression has one universal, unambiguous meaning no matter who is reading it.
This hierarchy is governed by universal conventions known as PEMDAS in the United States or BODMAS in the UK and other regions, which prioritize multiplication and division before addition and subtraction. Applying this rule to our puzzle changes everything.
Instead of moving blindly from left to right, we isolate the multiplication component first: $8 times 8$. That operation yields $64$.
Substituting that result back into the original expression transforms it from $8 – 8 times 8 + 8$ into a much simpler sequence: $8 – 64 + 8$.
Now, with only addition and subtraction remaining, we return to the left-to-right rule, because addition and subtraction share equal precedence. First, we subtract $64$ from $8$, which brings us down into negative territory at $-56$. Finally, we add $8$ to $-56$, landing us squarely at $-48$.
Viral math problems like this endure because they exploit the human brain’s instinct for shortcuts. They remind us that mathematics is precise, unforgiving of intuition when it conflicts with convention, and governed by rules that turn what looks like chaos into a single, beautiful, definitive truth.
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