Converting 21.18 to a Fraction
Step-by-step explanation of how to convert 21.18 to a fraction
Result
21.18 =
1059
50
Mixed number:
21
9
50
Step 1: Identify the number of decimal places
The decimal 21.18 has 2 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 102 = 100 to eliminate the decimal point.
21.18 × 100 = 2118
Step 3: Write as a fraction
21.18 =
2118
100
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 2118 and 100.
GCD(2118, 100) = 2
Divide both the numerator and denominator by the GCD:
2118
100
=
2118 ÷ 2
100 ÷ 2
=
1059
50
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