65+47=102
65+5+42
65,5,42
54+28=82
54+5+23
54,5,23
45+37=92
45+5+32
45,5,32,
78+14=92
78+5+9
78,5,9
73-17 17=14+3
73-3=70
70-14=56
73,70,56
54-29 29=25+4
54-4=50
50-25=25
54,50,25
45-16 16=11+5
45-5=40
40-11=29
45,40,29
66-28 28=22+6
66-6=60
60-22=38
66,60,38