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    how to I subtract two numbers in standard form

    for example:

    1.898 x 10^27 - 5.68 x 10^26
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    Type them into your calculator - this always comes up on GCSE papers and that's what I do, hasn't failed me once
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    So 1.898 x 10^27 is the same as 18.98 x 10^26
    Then subtract as usual
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    (Original post by bluemuffin)
    So 1.898 x 10^27 is the same as 18.98 x 10^26
    Then subtract as usual
    Oh you clever clogs. This is probably why I prefer English lolol I can hardly do 2 plus 3 without a calculator
 
 
 
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Updated: February 18, 2018
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