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Fraction and Decimal Interactions：
Function: it can convert the entered fraction into a decimal, or convert the entered decimal into a fraction.
The fraction line of the entered fraction is indicated by "/".
When you enter an infinite loop decimal, the loop section of the infinite loop follows "|".
Function: it can convert the entered fraction into a decimal, or convert the entered decimal into a fraction.
The fraction line of the entered fraction is indicated by "/".
When you enter an infinite loop decimal, the loop section of the infinite loop follows "|".
Current location：Mathematical operation > History of fractional decimal interaction > Answer
Overview: 7 questions will be solved this time.Among them
☆7 integer calculations
[1/% Digital analysis]
Assignment: Convert 1/81 to decimal.
Question type: Convert fraction to decimal
Solution:
1/81=0.012345679
*Note: Output 9 pure recurring decimals for this fraction,
有9位（Underlined cyan font）circular section。
[2/% Digital analysis]
Assignment: Convert 2/81 to decimal.
Question type: Convert fraction to decimal
Solution:
2/81=0.024691358
*Note: Output 9 pure recurring decimals for this fraction,
有9位（Underlined cyan font）circular section。
[3/% Digital analysis]
Assignment: Convert 3/81 to decimal.
Question type: Convert fraction to decimal
Solution:
First reduce fraction:
The numerator and denominator of the fraction 3/81 are reduced to the simplest fraction by the common divisor 3,
is: 1/27
1/27=0.037
*Note: Output 3 pure recurring decimals for this fraction,
有3位（Underlined cyan font）circular section。
[4/% Digital analysis]
Assignment: Convert 4/81 to decimal.
Question type: Convert fraction to decimal
Solution:
4/81=0.049382716
*Note: Output 9 pure recurring decimals for this fraction,
有9位（Underlined cyan font）circular section。
[5/% Digital analysis]
Assignment: Convert 5/81 to decimal.
Question type: Convert fraction to decimal
Solution:
5/81=0.061728395
*Note: Output 9 pure recurring decimals for this fraction,
有9位（Underlined cyan font）circular section。
[6/% Digital analysis]
Assignment: Convert 6/81 to decimal.
Question type: Convert fraction to decimal
Solution:
First reduce fraction:
The numerator and denominator of the fraction 6/81 are reduced to the simplest fraction by the common divisor 3,
is: 2/27
2/27=0.074
*Note: Output 3 pure recurring decimals for this fraction,
有3位（Underlined cyan font）circular section。
[7/% Digital analysis]
Assignment: Convert 7/81 to decimal.
Question type: Convert fraction to decimal
Solution:
7/81=0.086419753
*Note: Output 9 pure recurring decimals for this fraction,
有9位（Underlined cyan font）circular section。
>>注：本次最多计算 7 道题。