No Pen, No Paper, Only Use Your Brain!

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Emma ReedTips Editor

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Welcome to a fun mathematical puzzle that is going around the internet.

At first glance, it looks like a simple test for elementary school students.

The prompt on the paper gives us a clear challenge.

It says: “No Pen, No Paper, Only Use Your Brain!”

Underneath this instruction, we see a simple math equation: 12 + 48 ÷ 4! = ?

Many people look at this problem and jump to an answer right away.

However, many of those quick answers turn out to be completely wrong.

Let us break down this puzzle step by step using basic math rules.

To solve any equation with

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