To complete this lesson, complete the following tasks:
1. Study the lesson for mastery.
2. Memorize the lesson that it may be recited.
3. Review lessons 1 and 2.
4. Complete the lesson assessment.
1. How many characters does the Arabic Notation employ to express numbers?
To express numbers, the Arabic Notation employs ten characters, called figures; namely, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0.
2. Why was the Arabic system of notation so called?
The Arabic System of Notation was so called because its characters appeared to have been introduced into Europe by the Arabians.
3. What is believed today of the origin of the Arabic system of notation?
It is now generally acknowledged that the Arabic system of notation originated in India.
4. By what other name is the Arabic system called?
The Arabic system is also called the “Decimal” system.
5. In the Arabic system of notation, what is the “order” of a figure?
The Order of a figure is the place it occupies in a number.