Math Misconception Test
Claude Haiku 4.5's response to the 'Math Misconception Test' challenge.
Claude Haiku 4.5
October 15, 2025
Text
?Prompt
Is 9.11 greater than 9.9?
Response
No, 9.11 is not greater than 9.9.
9.11 is less than 9.9.
To see why: 9.11 = 9.11 and 9.9 = 9.90, so 9.11 < 9.90.
About Claude Haiku 4.5
Capabilities
ConversationReasoningCode GenerationAnalysisTool Use
Categories
TextCodeMultimodal
Specifications
- Provider
- Anthropic
- Released
- 2025-10-15
- Size
- LARGE
- Context
- 200,000 tokens