Hints for SUM #42

Difficulty: Easy

Spoiler-safe hints for the SUM puzzle of October 29, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

Target 1 (52): start with 4 + 19 = 23

Hint 2

Target 2 (288): start with 4 × 75 = 300

Hint 3

Target 3 (157): start with 4 × 19 = 76

The answer

Contains the answer. Open only if you are stuck.

1 · 4 · 7 · 19 · 75

  • Target 1: 524 + 19 = 23 · 75 − 23 = 52
  • Target 2: 2884 × 75 = 300 · 7 + 300 = 307 · 307 − 19 = 288
  • Target 3: 1574 × 19 = 76 · 7 − 1 = 6 · 75 + 76 = 151 · 6 + 151 = 157

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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.