Hints for SUM #23

Difficulty: Medium

Spoiler-safe hints for the SUM puzzle of October 10, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

Target 1 (35): start with 4 × 11 = 44

Hint 2

Target 2 (197): start with 9 + 11 = 20

Hint 3

Target 3 (346): start with 3 + 11 = 14

The answer

Contains the answer. Open only if you are stuck.

3 · 4 · 9 · 10 · 11

  • Target 1: 354 × 11 = 44 · 44 − 9 = 35
  • Target 2: 1979 + 11 = 20 · 10 × 20 = 200 · 200 − 3 = 197
  • Target 3: 3463 + 11 = 14 · 4 × 9 = 36 · 10 × 36 = 360 · 360 − 14 = 346

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SUM

Five numbers, four operations, three targets. Combine the numbers with + − × ÷ to hit each target exactly. The same puzzle for everyone, in every language.