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Question
Express the following numbers in standard form:
4 ÷ 100000
Solution
To express a number in the standard form, move the decimal point such that there is only one digit to the left of the decimal point.
4/100000 = 4 x 100000−1 = 4 x 10−5 (Just count the number of zeros in 1,00,000 to determine the exponent of 10.)
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