The sum of the digits in the number 56 is 11. (5 + 6 = 11) a.
Question:
The sum of the digits in the number 56 is 11. (5 + 6 = 11)
a. Show that the sum of the digits of the integers from 15 to 18 is 30.
b. Find the sum of the digits of the integers from 1 to 100.
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a The sum of the digits of the integers from 15 to 18 is 15 15 6 16 16 7 17 17 8 18 18 9 6 7 8 9 30 ...View the full answer
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Related Book For 
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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