A number is said to be rational if it can be expressed as a fraction of two integers.
0.87 is a rational number
Let the number be x.
So, we have:
[tex]x = 0.87[/tex]
Express as a fraction with a denominator of 1
[tex]x = \frac{0.87}{1}[/tex]
Multiply the fraction by 100/100
[tex]x = \frac{0.87 \times 100}{1 \times 100}[/tex]
[tex]x = \frac{87}{100}[/tex]
The fraction cannot be reduced further.
87 and 100 are integers.
This means that 0.87 is rational.
Read more about rational and irrational numbers at:
https://brainly.com/question/15837135
