Question 3 Estimate the following products using general rule: Make four more such examples. (d) 9250 × 299250 × 29 By general rule 9250 is rounded off to 9000 29 is rounded off to 30 Estimated Product = 9000 × 30 = 9 × 1000 × 3 × 10 = (9 × 3) × 1000 × 10 = 27 × 10000 = 270000 = 2,70,000 Note: This answer is different to the answer at back They have rounded 9250 off to 10,000 If you know a better method, Please comment below

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.

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