2. Write the number as an improper fraction.
- 1.46875 can be written as an improper fraction.
- An improper fraction = the numerator is larger than or equal to the denominator..
Write down the number divided by 1, as a fraction:
1.46875 = 1.46875/1
Turn the top number into a whole number.
- Multiply both the top and the bottom by the same number.
- This number is: 100,000.
- 1 followed by as many 0-s as the number of digits after the decimal point.
1.46875/1 =
(1.46875 × 100,000)/(1 × 100,000) =
146,875/100,000
3. Reduce (simplify) the fraction above:
146,875/100,000
to the lowest terms, to its simplest equivalent form, irreducible.
To reduce a fraction to the lowest terms divide the numerator and denominator by their greatest (highest) common factor (divisor), GCF.
Factor the numerator and denominator (prime factorization).
146,875 = 55 × 47
100,000 = 25 × 55
Calculate the greatest (highest) common factor (divisor), GCF.
Multiply all the common prime factors by the lowest exponents.
GCF (55 × 47; 25 × 55) = 55
Divide both the numerator and the denominator by their GCF.
146,875/100,000 =
(55 × 47)/(25 × 55) =
((55 × 47) ÷ 55) / ((25 × 55) ÷ 55) =
47/25 =
47/32