101=9          72=5

80=8           36=9

9-5=         2+8=         2+6=         5+3=

7+3=        4+6=         10-7=        8-4=

6+3=        9-7=         10-8=         8-0=

8–6=         5+4=        3+3=         8–2 =

84       59      3+310-4      8-25+4

4>       ＜6       =8            2>