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13y ago
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1y ago

Yes, -28 is an integer because it is a whole number that can be positive or negative. It is also a rational number because it can be expressed as a fraction, in this case, -28/1. Since any rational number is also a real number, -28 is also a real number.

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Q: Is -28 an integer a rational and a real number?
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Is the number 28 a rational number?

Yes. According to Wikipedia, "In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number."So 28 can be expressed as 28/1, therefore it is a rational number.


Is 28 a rational number?

Yes, because it is in the form of terminating decimal...


Is the square root of 28 rational or irrational number?

irrational


What is the greatest possible remainder for a divisor of 28 and a dividend of any number?

The greatest possible remainder is divisor is just less than 28. If the dividend is an integer, then it is 27. But if the dividend is any real number, the greatest possible remainder is 27.999.... (recurring).Strictly speaking, though, the decimal can only be "nearly recurring". This is because 27.999 recurring = 28 and the remainder cannot be 28.The greatest possible remainder is divisor is just less than 28. If the dividend is an integer, then it is 27. But if the dividend is any real number, the greatest possible remainder is 27.999.... (recurring).Strictly speaking, though, the decimal can only be "nearly recurring". This is because 27.999 recurring = 28 and the remainder cannot be 28.The greatest possible remainder is divisor is just less than 28. If the dividend is an integer, then it is 27. But if the dividend is any real number, the greatest possible remainder is 27.999.... (recurring).Strictly speaking, though, the decimal can only be "nearly recurring". This is because 27.999 recurring = 28 and the remainder cannot be 28.The greatest possible remainder is divisor is just less than 28. If the dividend is an integer, then it is 27. But if the dividend is any real number, the greatest possible remainder is 27.999.... (recurring).Strictly speaking, though, the decimal can only be "nearly recurring". This is because 27.999 recurring = 28 and the remainder cannot be 28.


How do you write an integer over a whole number for -0.028?

-28/1000 is one possible answer.

Related questions

Is the number 28 a rational number?

Yes. According to Wikipedia, "In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number."So 28 can be expressed as 28/1, therefore it is a rational number.


Is 28 an integer number?

Yes, 28 is an integer.


Is 28 squared rational or irrational?

28 squared is 784 which is a rational number


Is 28 over 5 a rational number?

Yes, 28 over 5 is a rational number. A rational number is any number that can be expressed as a fraction where the numerator and denominator are integers. In this case, 28 over 5 can be written as the fraction 28/5, where both 28 and 5 are integers. Therefore, 28 over 5 is a rational number.


What is 28.5 as a fraction?

28.5 = 28 5/10 = 28½ (as a mixed number) 28½ = (28×2+1)/2 = 57/2 (as an improper fraction)


28 as a fraction in simplest form?

28 is an integer and not a fraction. However, it can be expressed in rational form as 28/1.


Is 28 a rational number?

Yes, because it is in the form of terminating decimal...


Is 4.28 reapting 28 a rational number?

Yes because it is repeating and it is a decimal so it is a rational number


What is -0.028 as an integer over a whole number?

28


Is the square root of 28 a rational number?

No, it is irrational


Is the square root of 28 rational or irrational number?

irrational


How do you write 428 as a fraction or mixed number in simplest form?

428 is an integer and not a fraction. However, it can be expressed in rational form as 428/1. That is the simplest form. There is no sensible way of writing it as a mixed number.