3 years ago

Changing an infinite decimal to a fraction.577777

1 answer:

6 0

$x=0.5777...\ \ \ |multiply\ both\ sides\ by\ 10\\\\10x=5.777...\ \ \ \ |multiply\ both\ sides\ by\ 10\\\\100x=57.777...\\\\make\ a\ difference\ 100x-10x:\\\\90x=57.777...-5.777...\\\\90x=52\ \ \ \ |divide\ both\ sides\ by\ 90\\\\x=\frac{52}{90}\\\\x=\frac{26}{45}\\\\\boxed{0.5777...=\frac{26}{45}}$

You might be interested in

A circle has a diameter of 50 meters ,which is its circumference?

nirvana33 [79]

The circumference of a circle is pi • diamter

3.14 • 50 = 157 meters

6 0

3 years ago

Read 2 more answers

What is the surface area?

Marina86 [1]

Answer:

D.)

Step-by-step explanation:

(3x4)/2 = 6

5x11= 55

4x11= 44

3x11= 33

= 146

5 0

3 years ago

What is 45% as a fraction.

Shalnov [3]

A percentage is an amount out of 100. So .45% is 0.45/100. For me, it's easiest to just multiply the numerator and denominator by 100 to get rid of the decimal, giving me 45/10,000

hope this helped

8 0

3 years ago

(X^2-4)/(x-1) divide the polynomial

zalisa [80]

Answer:

$=x+2$