6th Class Mathematics Knowing our Numbers

  • question_answer 1) Fill in the blanks. (a) 1 lakh = _____ ten thousand (b) 1 million = _____ hundred thousand (c) 1 crore = _____ ten lakh (d) 1 crore = _____ million. (e) 1 million = _____ lakh.

    Answer:

                    (a) We know that, 1 lakh = 100000 (in digits) = 10 x 10000 = ten x ten thousand                                                                                      (in number name) 1 lakh = ten ten thousand (b) We know that, 1 million = 1000000 (in digits) = 10 x 100000 = ten x hundred thousand                                                                           (in number name) \[\therefore \]1 million = ten hundred thousand (c) We know that, 1 crore = 10000000 (in digits) = 10 x 1000000 = ten x ten lakh         (in number name) \[\therefore \]1 crore = ten ten lakh (d) We know that, 1 crore = 10000000 (in digits) = 10 x 1000000 = ten x one million                                                                                           (in number name) \[\therefore \]1 crore = ten million (e) We know that. 1 million = 1000000 (in digits) = 10 x 100000 = ten x one lakh          (in number name) \[\therefore \]1 million = ten lakh


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