Without actual division find the remainder when 379843 is divided by 3
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Th actual remainder is one
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We can test divisibility of a number by3 by adding the digits and dividing the sum by 3 .So adding 3+7+9+8+4+3=34
34\3 gives remainder 1 so the remainder is 1.
34\3 gives remainder 1 so the remainder is 1.
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