Detailed calculations and explanations, below
A common ordinary fraction is made up of
two integer numbers and a fraction bar:
526,315,820/30,000,000,035
- The integer number above the bar is called numerator: 526,315,820
- The integer number below the bar is called denominator: 30,000,000,035
- The fraction bar means that the numerator is divided by the denominator.
- To get the fraction's value divide the numerator by the denominator:
The value = 526,315,820 ÷ 30,000,000,035
To reduce a fraction to the lowest terms equivalent: divide the numerator and denominator by their greatest common factor, GCF
To calculate the greatest common factor, GCF:
- 1. Factor the numerator and the denominator (into prime factors), build their prime factorizations.
- 2. Multiply all their common prime factors, taken by the lowest exponents.
1. Factor the numerator and the denominator:
To factor a number (into prime factors) - or, in other words, to break it down to prime factors - or, in other words, to build its prime factorization: find the prime numbers that multiply together to get that number.
The prime factorizations:
Written with exponents:
526,315,820 = 2 × 2 × 5 × 67 × 523 × 751 = 22 × 5 × 67 × 523 × 751
526,315,820 is a composite number.
30,000,000,035 = 5 × 6,000,000,007
30,000,000,035 is a composite number.
526,315,820/30,000,000,035 =
(526,315,820 ÷ 5) / (30,000,000,035 ÷ 5) =
105,263,164/6,000,000,007
Yet another method to reduce the fraction
To reduce a fraction without calculating the GCF: factor its numerator and denominator, then all the common prime factors are easily identified and crossed out.
526,315,820/30,000,000,035 =
(22 × 5 × 67 × 523 × 751)/(5 × 6,000,000,007) =
((22 × 5 × 67 × 523 × 751) ÷ 5) / ((5 × 6,000,000,007) ÷ 5) =
(22 × 67 × 523 × 751)/6,000,000,007 =
105,263,164/6,000,000,007
As a decimal number:
Simply divide the numerator by the denominator, without a remainder, as shown below:
105,263,164/6,000,000,007 =
105,263,164 ÷ 6,000,000,007 =
0.017543860646 ≈
0.02