8/21 as a Decimal
8
21
=
0.380952
This is a repeating decimal. The digits 380952 repeat infinitely.
To convert 8/21 to a decimal, we divide the numerator by the denominator:
8 ÷ 21 = 0.380952380952381
Understanding 8/21 as a Decimal
When we convert a fraction to a decimal, we are finding an equivalent value in decimal form. The decimal representation of a fraction shows the fraction as a value on the number line.
Repeating Decimal Explanation
The fraction 8/21 results in a repeating decimal. This happens when the division process never terminates with a remainder of zero.
In mathematics, we denote repeating decimals by placing a bar over the repeating digits or by using parentheses:
- 8/21 = 0.380952380952381 where 380952 repeats infinitely
Fraction to Decimal Method
To convert any fraction to a decimal:
- Divide the numerator by the denominator
- If the division terminates (remainder becomes 0), you have a terminating decimal
- If the division results in a repeating pattern of remainders, you have a repeating decimal