Medium
Geometry Riddles
18 XP

Hard Math Riddles – HARD-MATH #8

24,332 solved 60% solve rate 40% fail rate
Hard Math Riddle #8: What is 20 squared minus 40?
Only 60% solve this correctly
24,332 attempts
Earn +18 XP for solving
Quick Answer & Explanation
360

The answer to this riddle is 360. Difficulty: Medium · Solved by 24,332 puzzle lovers.

Calculate 20^2 first (400), then subtract 40.
← Hard Math Riddles –... Hard Math Riddles –... →

🎬 Users Also Solved

Recommended For You
Riddles for Ages 4-5 Easy
The Hop Hop
Solve Riddle →
Biology Riddles Easy
The Leaf Cutter
Solve Riddle →
Famous People Who Am I Easy
The Electric Genius
Solve Riddle →
Alibi Riddles Medium
The Perfectly Clean Crime Scene
Solve Riddle →
🧠 Play Today's Riddle