Start by trying to count by 10s to 100. Then try counting by fives or twos. The more you play, the faster your child will become at picking up the patterns. When that gets too easy, brainstorm ...
For high school students it can be a way to introduce arithmetic progressions, modular addition, or an idea of number systems with a base different than 10. Small Number is a 5 year-old boy who gets .
Any two-digit number can be shown using tens and ones. For example, the number 34 can be divided into three lots of ten and four lots of one. JavaScript is required to view this activity.
Any two-digit number can be shown using tens and ones. For example, the number 34 can be divided into three lots of ten and four lots of one. JavaScript is required to view this activity.