hard 9×9 Set 1 Table Grid
5=4=6=663x168x2=1=
12+9=40x4=3=6=6
3=4/1-2=2
7-12+6210-
45x14+5-3-
3=6=4=2=
20x1-12+4-
336x3=6=8=45x5=
3/83-9=3=
Show solution
546937821
219785436
934156278
781629354
895213647
367542189
153894762
472368915
628471593