What is dectofrac 3.125 ?

The solution to dectofrac 3.125 is 3 1/8

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Popular >

Convert to a Simplified Fraction 3.125

Solution

decimal to fraction

3.125

Solution

3 \frac{1}{8}

Solution steps

3.125

Rewrite as

= 3 + 0.125

Convert

0.125

to a fraction:

\frac{1}{8}

0.125

Multiply and divide by 10 for every number after the decimal point.

There are

3

digits to the right of the decimal point, therefore multiply and divide by

1000

= \frac{0.125 \cdot 1000}{1000}

= \frac{125}{1000}

Reduce the fraction

\frac{125}{1000} : \frac{1}{8}

\frac{125}{1000}

Find a common factor of

125

and

1000

in order to cancel it out

Greatest Common Divisor of

125, 1000 : 125

125, 1000

Greatest Common Divisor (GCD)

Prime factorization of

125 : 5 \cdot 5 \cdot 5

125

125

divides by

5125 = 25 \cdot 5

= 5 \cdot 25

25

divides by

525 = 5 \cdot 5

= 5 \cdot 5 \cdot 5

Prime factorization of

1000 : 2 \cdot 2 \cdot 2 \cdot 5 \cdot 5 \cdot 5

1000

1000

divides by

21000 = 500 \cdot 2

= 2 \cdot 500

500

divides by

2500 = 250 \cdot 2

= 2 \cdot 2 \cdot 250

250

divides by

2250 = 125 \cdot 2

= 2 \cdot 2 \cdot 2 \cdot 125

125

divides by

5125 = 25 \cdot 5

= 2 \cdot 2 \cdot 2 \cdot 5 \cdot 25

25

divides by

525 = 5 \cdot 5

= 2 \cdot 2 \cdot 2 \cdot 5 \cdot 5 \cdot 5

2, 5

are all prime numbers, therefore no further factorization is possible

= 2 \cdot 2 \cdot 2 \cdot 5 \cdot 5 \cdot 5

The prime factors common to

125, 1000

are

= 5 \cdot 5 \cdot 5

Multiply the numbers:

5 \cdot 5 \cdot 5 = 125

= 125

Factor out

125

from the numerator and the denominator

125 = 125 \cdot 1, 1000 = 125 \cdot 8

= \frac{125 \cdot 1}{125 \cdot 8}

Cancel the common factor:

125

= \frac{1}{8}

= \frac{1}{8}

= 3 + \frac{1}{8}

= 3 \frac{1}{8}

Popular Examples

Find the GCF 20 , 24 gcf

20, 24

48/15 long division

\frac{48}{15}

Reduce the Fraction 54/60 reduce fraction

t h e \frac{54}{60}

Convert to a Percentage 9/25 convert

t o a p erce n t a g e 9/25

Multiply 60*12 long multiplication

60 \cdot 12

Frequently Asked Questions (FAQ)

What is dectofrac 3.125 ?
The solution to dectofrac 3.125 is 3 1/8