Detailed calculations and explanations, below
A common ordinary fraction is made up of
two integer numbers and a fraction bar:
145,833,333,326/499,999,999,980
- The integer number above the bar is called numerator: 145,833,333,326
- The integer number below the bar is called denominator: 499,999,999,980
- 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 = 145,833,333,326 ÷ 499,999,999,980
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:
145,833,333,326 = 2 × 463 × 157,487,401
145,833,333,326 is a composite number.
Written with exponents:
499,999,999,980 = 2 × 2 × 3 × 5 × 13 × 7,477 × 85,733 = 22 × 3 × 5 × 13 × 7,477 × 85,733
499,999,999,980 is a composite number.
145,833,333,326/499,999,999,980 =
(145,833,333,326 ÷ 2) / (499,999,999,980 ÷ 2) =
72,916,666,663/249,999,999,990
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.
145,833,333,326/499,999,999,980 =
(2 × 463 × 157,487,401)/(22 × 3 × 5 × 13 × 7,477 × 85,733) =
((2 × 463 × 157,487,401) ÷ 2) / ((22 × 3 × 5 × 13 × 7,477 × 85,733) ÷ 2) =
(463 × 157,487,401)/(2 × 3 × 5 × 13 × 7,477 × 85,733) =
72,916,666,663/249,999,999,990
As a decimal number:
Simply divide the numerator by the denominator, without a remainder, as shown below:
72,916,666,663/249,999,999,990 =
72,916,666,663 ÷ 249,999,999,990 =
0.291666666664 ≈
0.29