Top cell is multiply and Bottom cell is sum of mid cell's number.
19*26=494 & 19+26=45, 18*32=576 & 18+32=50, 15*33=495 & 15+33=48, 26*17=432 & 26+17=43, 39-25=14 & 14*25=350, 61-43=18 & 43*18=774, 779/19=41 & 41+19=60, 702/26=27 & 26+27=53
The answers are, 26:19,32:18,33:15,26:17,14:350,18:774,41:60,27:53.
