Detailed calculations and explanations, below
A common ordinary fraction is made up of
two integer numbers and a fraction bar:
89,393,939,509/150,000,000,038
- The integer number above the bar is called numerator: 89,393,939,509
- The integer number below the bar is called denominator: 150,000,000,038
- 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 = 89,393,939,509 ÷ 150,000,000,038
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:
89,393,939,509 = 7 × 13,633 × 936,739
89,393,939,509 is a composite number.
Written with exponents:
150,000,000,038 = 2 × 7 × 17 × 17 × 59 × 401 × 1,567 = 2 × 7 × 172 × 59 × 401 × 1,567
150,000,000,038 is a composite number.
89,393,939,509/150,000,000,038 =
(89,393,939,509 ÷ 7) / (150,000,000,038 ÷ 7) =
12,770,562,787/21,428,571,434
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.
89,393,939,509/150,000,000,038 =
(7 × 13,633 × 936,739)/(2 × 7 × 172 × 59 × 401 × 1,567) =
((7 × 13,633 × 936,739) ÷ 7) / ((2 × 7 × 172 × 59 × 401 × 1,567) ÷ 7) =
(13,633 × 936,739)/(2 × 172 × 59 × 401 × 1,567) =
12,770,562,787/21,428,571,434
As a decimal number:
Simply divide the numerator by the denominator, without a remainder, as shown below:
12,770,562,787/21,428,571,434 =
12,770,562,787 ÷ 21,428,571,434 =
0.595959596576 ≈
0.6