# Fixed Point Maths

## version 5 by Michael Callaghan

**Section 2 - Subtraction of a fixed point number and an integer**

To decide which real number is (A - a real number) real minus (B - a number):

let temp be B as a fixed point number;

let temp be the reverse of temp;

decide on A real plus temp.

To decide which real number is (A - a number) real minus (B - a real number):

let temp be A as a fixed point number;

let B be the reverse of B;

decide on temp real plus B.