4⚪4⚪4⚪4 = 0
4⚪4⚪4⚪4 = 1
4⚪4⚪4⚪4 = 2
4⚪4⚪4⚪4 = 3
Place one of the symbols +, -, ×, ÷ in each circle, no more than once in every row and column, and add as many parenthesis as you need to make four valid equations.
Play on PenpaSolution code: The operations used, in reading order (12 characters). For example: +-*-/+*+//*-
on 22. June 2022, 15:57 by Lizzy01
@ManuH You have the same symbols in the same column in various places.
on 16. June 2022, 17:26 by Vebby
Tricky! Thanks for this novelty, Gliperal :)