Converting 4.5 to a Fraction
Step-by-step explanation of how to convert 4.5 to a fraction
Result
4.5 =
9
2
Mixed number:
4
1
2
Step 1: Identify the number of decimal places
The decimal 4.5 has 1 decimal places.
Step 2: Multiply by the appropriate power of 10
Multiply by 101 = 10 to eliminate the decimal point.
4.5 × 10 = 45
Step 3: Write as a fraction
4.5 =
45
10
Step 4: Simplify the fraction
Find the greatest common divisor (GCD) of 45 and 10.
GCD(45, 10) = 5
Divide both the numerator and denominator by the GCD:
45
10
=
45 ÷ 5
10 ÷ 5
=
9
2
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