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         [!]                                                                                [!]
         a  85 - 36 = 4q     b  85 - 70 = 15    c  56 - 36 = 20    d  36 - 18 = 18          a  85 ~ 13 ~ 72 ~ q            b  1 07 ~ 8 ~ qq ~ 18 ~ q

         e  70 - 18 = 52     f  85 - 18 = 67    g  85 - 56 = 2q    h  70 - 56 = 14          c  346 ~ 13 ~ 333 ~ q          d  q38 ~ 20 ~ q 18 ~ 18 ~ q




         True (excluding negative numbers):
         q8 - 53 = 45;      q8 - 35 = 63;       %- 83 = 12;        %-38 = 57;
                                                                                            Open: choose five numbers to use as input numbers.
         q3 - 58 = 35;      8q - 53 = 36;       8q- 35 = 54;       85- 3q = 46;
         83 - 5q = 24;      5q - 38 = 21 ;      58- 3q = 1q


                                                                                            Open: explain findings.  The digit sum should always total q_
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