At first glance, this puzzle looks like a basic number grid. But as with many logic challenges, the trick is not just to look at the numbers — it’s to understand the relationship between them.
Let’s break it down step by step.
We are given a 3×3 grid:
- Row 1: 4, 8 → 20
- Row 2: 9, 3 → 15
- Row 3: 6, 6 → ?
The key is to figure out how the first two numbers in each row relate to the third number.
Step 1: Look at the first row
4 and 8 give us 20.
Try a simple pattern:
4 × 8 = 32
32 − 12 = 20
That works — but let’s check if the same idea applies elsewhere.
Step 2: Check the second row
9 and 3 give us 15.
9 × 3 = 27
27 − 12 = 15
Same pattern again.
Step 3: Apply the pattern to the third row
6 and 6:
6 × 6 = 36
36 − 12 = 24
Final Answer:
The missing number is 24.
Why this puzzle works so well
What makes this puzzle interesting is how it tricks the brain into looking for overly complicated patterns. In reality, the rule is consistent and simple:
Multiply the first two numbers, then subtract 12.
Once you spot that rule, everything falls into place instantly.
Conclusion
This type of puzzle is a great reminder that logic problems often reward careful observation over overthinking. The pattern was there from the beginning — it just required looking at each row in the same structured way.
Answer: 24