hard Set 51 Table Grid
9=6-4/1-
5=22+48x6=12x7=72=
168x840x79/
6x7+12+9=
6=4=2=7=5=
12x2/9648x890x
378x3=14+1-
21+6=
17+5=4=6=2=1=9=11+
Show solution
936718254
591846372
328567491
872134569
683492715
247985136
169253847
415379628
754621983