hard Set 80 Table Grid
1-6=13+630x7-
22+84x31=
108x47+2378x
40x8=6=504x144x1=
945x
24+84-2-7+
21+
7+3=1=2=7=160x
1=5=9=378x21+
Show solution
876413529
468351297
384125976
952786431
143592768
697834152
729648315
531279684
215967843