What is dectofrac 1.55 ?

The solution to dectofrac 1.55 is 1 11/20

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Popular >

dectofrac 1.55

Solution

decimal to fraction

1.55

Solution

1 \frac{11}{20}

Solution steps

1.55

Rewrite as

= 1 + 0.55

Convert

0.55

to a fraction:

\frac{11}{20}

0.55

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

There are

2

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

100

= \frac{0.55 \cdot 100}{100}

= \frac{55}{100}

Reduce the fraction

\frac{55}{100} : \frac{11}{20}

\frac{55}{100}

Find a common factor of

55

and

100

in order to cancel it out

Greatest Common Divisor of

55, 100 : 5

55, 100

Greatest Common Divisor (GCD)

Prime factorization of

55 : 5 \cdot 11

55

55

divides by

555 = 11 \cdot 5

= 5 \cdot 11

5, 11

are all prime numbers, therefore no further factorization is possible

= 5 \cdot 11

Prime factorization of

100 : 2 \cdot 2 \cdot 5 \cdot 5

100

100

divides by

2100 = 50 \cdot 2

= 2 \cdot 50

50

divides by

250 = 25 \cdot 2

= 2 \cdot 2 \cdot 25

25

divides by

525 = 5 \cdot 5

= 2 \cdot 2 \cdot 5 \cdot 5

2, 5

are all prime numbers, therefore no further factorization is possible

= 2 \cdot 2 \cdot 5 \cdot 5

The prime factors common to

55, 100

are

= 5

Factor out

5

from the numerator and the denominator

55 = 5 \cdot 11, 100 = 5 \cdot 20

= \frac{5 \cdot 11}{5 \cdot 20}

Cancel the common factor:

5

= \frac{11}{20}

= \frac{11}{20}

= 1 + \frac{11}{20}

= 1 \frac{11}{20}

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Frequently Asked Questions (FAQ)

What is dectofrac 1.55 ?
The solution to dectofrac 1.55 is 1 11/20