Math Misconception Test
Claude 4.5 Sonnet's response to the 'Math Misconception Test' challenge.
Claude Sonnet 4.5
September 29, 2025
Text
?Prompt
Is 9.11 greater than 9.9?
Response
No, 9.11 is not greater than 9.9.
9.9 is greater than 9.11.
When comparing decimals, you can think of them as:
- 9.11 = 9 + 0.11
- 9.9 = 9 + 0.9 (or 9.90)
Since 0.90 > 0.11, we have 9.9 > 9.11.
About Claude Sonnet 4.5
Capabilities
ConversationReasoningCode GenerationAnalysisAgentic Tool Use
Categories
TextCode
Specifications
- Provider
- Anthropic
- Released
- 2025-09-29
- Size
- LARGE
- Context
- 200,000 tokens