hard Set 20 Table Grid
3=12+1=5=21+
6x1-9=3-24x
72x9=756x
16+4-56x81x
23=360x5=1=
3=420x11+9+
8=81=30x24x
24+45x7=9=93=36=
14+18+13+
Show solution
673481529
169523874
721956483
542638197
286347951
935264718
498715632
857192346
314879265