Best Answer

Yes because it can be expressed as a fraction in the form of 157/100

More answers

Lvl 1

Because it has a non recurring decimal

Q: Is 1.57 a rational number and why?

Write your answer...

Submit

Still have questions?

Continue Learning about Math & Arithmetic

Yes. 2 x 3.14 = 6.28 = 6 7/25 = 157/25 which is rational. If you are using 3.14 as an approximation to {pi}, then 2 x {pi} is not rational.

157 as a binary number is 10011011

As much as, in these days of uncertainty, anything can be anything. As long as the constraints of a rational number are kept to, a rational number will always remain a rational number.

Yes, but only if the rational number is 0.

Only if the rational number is 0.

Related questions

3.14 is a rational number. When divided by 5, another rational number, the result is still rational. In its most reduced form, we have (3.14/1)/5 = (314/100)/5 = 314/500 = 157/250 - a rational number

Yes - 3.14 is a rational number. Expressed as a top-heavy fraction in its simplest form, it is equal to 157/50 or one hundred and fifty-seven fiftieths.

Yes, 3.14/2 is a rational number. 3.14/2 = 1.57 1.57 = 1 57/100 = 157/100. Do not confuse this with pi, which is 3.14159..., which is an irrational number.

Yes. 2 x 3.14 = 6.28 = 6 7/25 = 157/25 which is rational. If you are using 3.14 as an approximation to {pi}, then 2 x {pi} is not rational.

It is a rational number. It can be written as a fraction.

yes

157 as a binary number is 10011011

Is 12.05 a rational number or irrational number?

1.96 is a rational number

1 and 157. (it is a prime number).

It is a rational number, as it can be written as a fraction.

Yes, the sum is always rational.