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Class 3
Chapter 7: Raksha Bandhan
Festivals are full of counting and adding. We can add bigger numbers more easily by breaking them into tens and ones, or by adding the easier parts first.
Learning outcomes
- Use addition strategies in festival scenarios
- Decompose problems into smaller steps
Activities
- Plan a rakhi-making list with quantities
Worked examples
Read through these first, then try the practice below.
Example 1 — Add the easy way
Find 27 + 38 quickly.
Solution: Add tens: 20 + 30 = 50. Add ones: 7 + 8 = 15. Total: 50 + 15 = 65.
Example 2 — Plan and add
Meera made 24 rakhis on Saturday and 18 on Sunday. How many rakhis in all?
Solution: 24 + 18 = 42 rakhis.
Self-do practice
Question 1 of 3 · Score 0/0What is 35 + 27?
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