This is a blog created to the Etwinning Project Fun and Math. A project directed to mathematics, focused on funny and stimulating activities for children, enabling them to gain some interest and pleasure for this subject, but also explore their logical-mathematical thinking abilities and skills. With this project we intend to share challenges, problems, online games and tasks that allow children to improve their performance in Math.
Saturday, 29 October 2011
Father and his sons
A father is 38 years old. He has four children: 8, 6, 4 and 2 years old. How many years later the father will have the same age like his sons together (at that time)?