What is dectofrac-1.75 ?

The solution to dectofrac-1.75 is -1 3/4

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

Convert to a Simplified Fraction -1.75

Solution

decimal to fraction

- 1.75

Solution

- 1 \frac{3}{4}

Solution steps

- 1.75

Rewrite as

= - 1 - 0.75

Convert

0.75

to a fraction:

\frac{3}{4}

0.75

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{0.75 \cdot 100}{100}

= \frac{75}{100}

Reduce the fraction

\frac{75}{100} : \frac{3}{4}

\frac{75}{100}

Find a common factor of

75

and

100

in order to cancel it out

Greatest Common Divisor of

75, 100 : 25

75, 100

Greatest Common Divisor (GCD)

Prime factorization of

75 : 3 \cdot 5 \cdot 5

75

75

divides by

375 = 25 \cdot 3

= 3 \cdot 25

25

divides by

525 = 5 \cdot 5

= 3 \cdot 5 \cdot 5

3, 5

are all prime numbers, therefore no further factorization is possible

= 3 \cdot 5 \cdot 5

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

75, 100

are

= 5 \cdot 5

Multiply the numbers:

5 \cdot 5 = 25

= 25

Factor out

25

from the numerator and the denominator

75 = 25 \cdot 3, 100 = 25 \cdot 4

= \frac{25 \cdot 3}{25 \cdot 4}

Cancel the common factor:

25

= \frac{3}{4}

= \frac{3}{4}

= - 1 - \frac{3}{4}

= - 1 \frac{3}{4}

Popular Examples

-2.3 decimal to fraction

- 2.3

Find the GCF 6 , 9 , 18 gcf

6, 9, 18

Convert to a Percentage 6/8 convert

t o a p erce n t a g e 6/8

Find the GCF 27 45 gcf

27, 45

Convert to a Percentage 2/15 convert

t o a p erce n t a g e 2/15

Frequently Asked Questions (FAQ)

What is dectofrac-1.75 ?
The solution to dectofrac-1.75 is -1 3/4