ti 5.11. 8A Jaa Yhtälöpelejä https://www.mathgames.com/skill/7.2-model-and-solve-equations-using-algebra-tiles https://www.mathplayground.com/AlgebraEquations.html
Yhtälöpelejä https://www.mathgames.com/skill/7.2-model-and-solve-equations-using-algebra-tiles https://www.mathplayground.com/AlgebraEquations.html