About Mental Math Quiz #843
Mental Math Quiz #843 was the quiz for Friday, October 23, 2026: 10 questions: 4 easy, 3 medium and 3 hard. Everyone who played Mental Math Quiz that day got the same quiz, and it stays here to play for 60 days.
The questions of Mental Math Quiz #843
- What is 33 − 11?
- What is double 46?
- What is 67 + 15?
- What is half of 28?
- What is 609 − 472?
- What is 37 × 9?
- What is 434 + 312?
- What is 22 squared (22 × 22)?
- What is 18 squared (18 × 18)?
- What is 30% of 140?
The answer options and the answers appear only when you play the quiz, one question at a time.
New to Mental Math Quiz? The rules, tips and common questions are on the Mental Math Quiz page, and Mental Math Tricks for the Daily Quizzes goes into strategy.
Other days of Mental Math Quiz
- Mental Math Quiz #846, Oct 26
- Mental Math Quiz #845, Oct 25
- Mental Math Quiz #844, Oct 24
- Mental Math Quiz #842, Oct 22
- Mental Math Quiz #841, Oct 21
- Mental Math Quiz #840, Oct 20
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.