9×5= 18+20= 58-47= 4×5= 8×7-7=
24+25= 35+12= 6×3= 26+13= 3×2×9=
5×7= 36-27= 45+13= 4×8= 68-19+19=
7+8= 14-13= 8×8= 36+2= 24+6+12=