Crosses
http://thewessens.net/ClassroomApps/Main/crosses.html?topic=number&id=22
Activity, Puzzle, Rich Task, Game, Interactive, Publisher, The Mathenæum
Can you place the digits from 1 to 9 in a cross, so that the sum of the vertical numbers and the sum of the horizontal numbers is the same?
17 May 2020 Edit: 17 May 2020
User submitted, thanks to Ken Wessen
- Topics:
- Number
- Content Type:
- Activity, Puzzle, Rich Task, Game, Interactive, Publisher, The Mathenæum
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