Quick Math Tricks | Grade 5, 6 & 7 | Arpan Saha Sir #olympiads #mathkangaroo #mathtricks

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Sar koi bhi random number per Like this 1, 32, 35, 90, 22, 12, 32 etc

artichaturvedi
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Instead of this, one can just use the formula for the sum of AP of class 10. Yah, it is of class 10 but it is easier for any lower grader to understand.

sankritkarn
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