Converting 21.89 to a Fraction
Step-by-step explanation of how to convert 21.89 to a fraction
Result
21.89 =
2189
100
Mixed number:
21
89
100
Step 1: Identify the number of decimal places
The decimal 21.89 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
21.89 × 100 = 2189
Step 3: Write as a fraction
21.89 =
2189
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2189 and 100.
GCD(2189, 100) = 1
Divide both the numerator and denominator by the GCD:
2189
100
=
2189 ÷ 1
100 ÷ 1
=
2189
100
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