2+3=10; 7+2=63; 6+5=66; 8+4=96; 9+7=?
144:
2+5=10=2*5=2*(2+3) 7+2=63=7*9=7*(7+2) 6+5=66=6*11=6*(6+5) 8+4=96=8*12=8*(8+2) 9+7=144=9*16=9*(9+7).
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