2 times half of a number

Discussion in 'Calculator Requests' started by math_celebrity, Oct 26, 2016.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    A number means an arbitrary variable, let's call it x.

    Half of x means we divide x by 2, or multiply by 0.5

    2 times half x is written:

    If we simplify by cancelling the 2's, we just get x.

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