18+25=43 | 73-36= 37 (43≠37)
72/4=18 | 9x2=18 (18=18)
9x8=72 | 90-18=72 (72=72)
21-8=13 | 72/6=12 (13≠12)
8x10=80 | 58+43=101 (80≠101)
96/4=24 | 6+4=10 (24≠10)
89-17=72 | 18+54=72 (72=72)
7x6=42 | 82-40= 42 (42=42)
