Data Handling
ICSE · Class 3 · Mathematics
Complete topic list for Data Handling in ICSE Class 3 Mathematics. Key concepts, sub-topics, and what to focus on for board exams.
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Topics in Data Handling
1. What is Data?
- Data is information collected in numbers.
- Examples: Number of students who like apples, number of red bikes in a showroom.
- Data can be shown using pictures, symbols, or tally marks.
2. Pictographs
- A pictograph uses pictures or symbols to show data.
- Each symbol stands for a certain number of items.
- Example: One 🍎 symbol = 2 children who like apples.
3. Tally Marks
- Tally marks are used to count and organize data.
- One vertical line (|) = 1
- After 4 lines, the fifth is a slanting line across them (||||) = 5
4. Reading and Interpreting Data
- You can answer questions like 'most', 'least', 'total', or 'how many more'.
- Compare the number of symbols or tally marks.
- Always write the number, not just draw symbols.
Key Concepts
Central concept: Data Handling
Frequently Asked Questions
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