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How do you convert the fraction seventeen over twenty into a percent without using a calculator?
Multiply both numbers by five- to get the fraction 85/100... which is 85%
What numbers are rational numbers?
A rational number is any number that can be made by dividing one integer by another.0.5 is a rational number as it can be made by dividing the number 1 by the number 22 is a rational number because it can be made by dividing 2 by 1-6.6 is a rational number because it can be made by dividing -66 by 10---------------------------------------------------------Note there are number that are called irrational numbers. Irrational numbers are all "real" numbers (numbers with a decimal point) that cannot be written as a simple fraction - the decimal goes on forever without repeating.For instance the number Pi is an irrational number.A rational number is a real number that can be expressed as a ratio of two integers. Another way to think about it is this: if you can write a number as a fraction then it's a rational number.
How can you define the set of rational numbers using set notation?
Z=Integers; Rational numbers={a/b| a,b∈Z, b ≠ 0}.
What is a number that can be written as AA fraction using integers called?
That's a 'rational' number.
What is a comparison of two numbers using a fraction?
It is the ratio of the two numbers.
