2+0+2-3=1 2^0+2+3=6
2^0-2+3=2 2+0+2+3=7
2x0x2+3=3 2x0+2^3=8
2^0^2+3=4 2^0+2^3=9
2x0+2+3=5 2+0+2^3=10