Question

What is the decimal number in which a group of digits repeats, called?

• A. Recurring decimal
• B. First form decimal
• C. New form decimal
• D. Non-recurring decimal

Answer 1

The correct option is A Recurring decimal

If the denominator of a fraction cannot be written with a power of 10, then the decimal form of the fraction will have digits which repeat themselves. This type of decimal number is called recurring decimal number.

Examples:

$\frac{1}{3}=\mathrm{0.33333333.....}\frac{1}{7}=\mathrm{0.1428571428571.....}$