Hi, today we start with a little anonymous survey:
0. Autoevaluación matemáticas 2º ESO, 1ª Evaluación: Rellenar formulario
- Now it’s time to try a new game:
https://mattjmattj.github.io/4096/
2. And now some mental calculations about percentages:
https://www.matematicasvisuales.com/html/mental/calculo/porcentajes.html
3. Speed mental calculations:
