Mental calculation refers to the process of performing arithmetic calculations in one’s mind without the use of external tools such as calculators, pen, or paper. It involves using cognitive abilities to manipulate numbers, solve problems, and derive answers based on mental arithmetic techniques. Key aspects of mental calculation include: 1. **Speed**: Mental calculations aim to achieve quick results, allowing individuals to solve problems efficiently. 2. **Accuracy**: While speed is important, maintaining accuracy in calculations is crucial to ensure reliable results.
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