Uploaded October 2025 | Updated September 2026, 2 weeks ago
🎃 Check out the new Trick or Treat collection at mathshion.com
❤️ Join the channel to get exclusive and early videos, original music, math lectures, and more!
youtube.com/channel/UCyEKvaxi8mt9FMc62MHcliw/join
The missing dollar riddle is a classic math puzzle/trick question that eases you into making a fatal error. We'll look at this recent post showing an instance of the missing dollar puzzle, explain what makes it tricky and explain the dollars in play, and then discuss some history and variations on the question. #mathpuzzle #riddles #puzzle #mathproblems
More Math Chats: youtube.com/playlist?list=PLztBpqftvzxXQDmPmSOwXSU9vOHgty1RO
Business Inquiries: wrathofmathlessons@gmail.com
Textbooks I Like!
Graph Theory: amzn.to/3JHQtZj
Real Analysis: amzn.to/3CMdgjI
Abstract Algebra: amzn.to/3IjoZaO
Linear Algebra: amzn.to/43xAWEz
Calculus: amzn.to/3PieD1M
Proofs and Set Theory: amzn.to/367VBXP (available for free online)
Statistics: amzn.to/4d5HbUQ
Discrete Math: amzn.to/3qfhoUn
Number Theory: amzn.to/3JqpOQd
Algebra 1: amzn.to/3Z4SPvu
Algebra 2: amzn.to/3LWC7XD
Precalculus: amzn.to/4fO4On9
Outro music: youtube.com/shorts/tfifiSdTZRg
Follow Wrath of Math on...
● Instagram: instagram.com/wrathofmathedu
● TikTok: tiktok.com/@wrathofmathedu
● X: https://x.com/wrathofmathedu
SOURCES
The Universal Book of Mathematics by David Darling
en.wikipedia.org/wiki/Missing_dollar_riddle#History
puzzlemuseum.com/singma/singma6/SOURCES/singma-sources-edn8-2004-03-19.htm
reddit.com/r/askmath/comments/1o1bmlx/is_there_actually_10_missing
reddit.com/r/theydidthemath/comments/1o4813z/other_is_there_actually_10_missing
psychologytoday.com/us/blog/brain-workout/200912/where-is-the-missing-dollar
popularmechanics.com/science/math/a25591/riddle-of-the-week-19
0:00 The Problem
1:22 Explanation
3:23 Mathshion
3:50 He Will Come
4:04 Deep Dive
6:38 Variation 1
10:25 Variation 2
12:17 Conclusion
🎃 Check out the new Trick or Treat collection at mathshion.com
❤️ Join the channel to get exclusive and early videos, original music, math lectures, and more!
youtube.com/channel/UCyEKvaxi8mt9FMc62MHcliw/join
The missing dollar riddle is a classic math puzzle/trick question that eases you into making a fatal error. We'll look at this recent post showing an instance of the missing dollar puzzle, explain what makes it tricky and explain the dollars in play, and then discuss some history and variations on the question. #mathpuzzle #riddles #puzzle #mathproblems
More Math Chats: youtube.com/playlist?list=PLztBpqftvzxXQDmPmSOwXSU9vOHgty1RO
Business Inquiries: wrathofmathlessons@gmail.com
Textbooks I Like!
Graph Theory: amzn.to/3JHQtZj
Real Analysis: amzn.to/3CMdgjI
Abstract Algebra: amzn.to/3IjoZaO
Linear Algebra: amzn.to/43xAWEz
Calculus: amzn.to/3PieD1M
Proofs and Set Theory: amzn.to/367VBXP (available for free online)
Statistics: amzn.to/4d5HbUQ
Discrete Math: amzn.to/3qfhoUn
Number Theory: amzn.to/3JqpOQd
Algebra 1: amzn.to/3Z4SPvu
Algebra 2: amzn.to/3LWC7XD
Precalculus: amzn.to/4fO4On9
Outro music: youtube.com/shorts/tfifiSdTZRg
Follow Wrath of Math on...
● Instagram: instagram.com/wrathofmathedu
● TikTok: tiktok.com/@wrathofmathedu
● X: https://x.com/wrathofmathedu
SOURCES
The Universal Book of Mathematics by David Darling
en.wikipedia.org/wiki/Missing_dollar_riddle#History
puzzlemuseum.com/singma/singma6/SOURCES/singma-sources-edn8-2004-03-19.htm
reddit.com/r/askmath/comments/1o1bmlx/is_there_actually_10_missing
reddit.com/r/theydidthemath/comments/1o4813z/other_is_there_actually_10_missing
psychologytoday.com/us/blog/brain-workout/200912/where-is-the-missing-dollar
popularmechanics.com/science/math/a25591/riddle-of-the-week-19
0:00 The Problem
1:22 Explanation
3:23 Mathshion
3:50 He Will Come
4:04 Deep Dive
6:38 Variation 1
10:25 Variation 2
12:17 Conclusion
