Detailed calculations and explanations, below
A common ordinary fraction is made up of
two integer numbers and a fraction bar:
41,666,666,639/74,999,999,971
- The integer number above the bar is called numerator: 41,666,666,639
- The integer number below the bar is called denominator: 74,999,999,971
- 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 = 41,666,666,639 ÷ 74,999,999,971
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:
41,666,666,639 = 13 × 3,011 × 1,064,473
41,666,666,639 is a composite number.
74,999,999,971 = 13 × 5,769,230,767
74,999,999,971 is a composite number.
41,666,666,639/74,999,999,971 =
(41,666,666,639 ÷ 13) / (74,999,999,971 ÷ 13) =
3,205,128,203/5,769,230,767
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.
41,666,666,639/74,999,999,971 =
(13 × 3,011 × 1,064,473)/(13 × 5,769,230,767) =
((13 × 3,011 × 1,064,473) ÷ 13) / ((13 × 5,769,230,767) ÷ 13) =
(3,011 × 1,064,473)/5,769,230,767 =
3,205,128,203/5,769,230,767
As a decimal number:
Simply divide the numerator by the denominator, without a remainder, as shown below:
3,205,128,203/5,769,230,767 =
3,205,128,203 ÷ 5,769,230,767 =
0.555555555401 ≈
0.56