If you are familiar with the rules and theory of the decimal numeral system you may skip the theory part and head down to take the math quiz and test your knowledge.

**INTRODUCTION:**

Our numeral system, also known as the decimal system, uses the figures 0, 1, 2, …, 9. The position (place) in a sequence of figures where a certain figure (digit) is listed determines its weight or value: Ones (O), Tens (D), Hundreds (H), Thousands (T), … Therefore our numeral system is also called place-value system or Decimal Numeral System. 1, 10, 100, 1000, … are the number of stages of the decimal system. They are obtained by successive multiplation with the cardinal number 10.

This post is also available in: German