Nerdle #1471 Answer
Thursday, January 29, 2026
89−65=24
- Structure
- AB-CD=EF
- Type
- Double-Digit Subtraction
- Result
- 24
How the clues would have read
- Today's equation begins with a two-digit number in the 80s.
- This puzzle uses subtraction only.
- The result is a 2-digit even number.
The numbers behind it
- Divisibility: 89 is prime, 65 is divisible by 5 and 13, and 24 is divisible by 2, 3, 4, 6, 8, and 12
- Digital roots: 89 → 8+9 = 17 → 8, 65 → 6+5 = 11 → 2, 24 → 2+4 = 6
- Prime factorization: 89 = 89, 65 = 5×13, 24 = 2³×3
Why the structure matters
This puzzle's shape is AB-CD=EF — a double-digit subtraction, where each letter stands for one digit. Recognising the shape before the arithmetic is what separates a three-guess solve from a six-guess struggle: once you know the equation is a double-digit subtraction, most of the search space is gone before you have spent a single guess.
The result, 24, factors as 2³×3 — those factors are exactly the operations that could have produced it.
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