Interpreting Integers and Rational Numbers

Rational numbers include any number that can be written as a ratio (or _______).

• fraction

• square root

• real number

-1.4 is not included in the set of ______ because it has a decimal (or fractional) part.

• rational numbers

• integers

• real numbers

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.

• Irrational; The sum of a rational and an irrational is always irrational.

• Rational; The product of two rationals is always rational.

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.

• Irrational; The sum of a rational and an irrational is always irrational.

• Rational; The product of two rationals is always rational.

What is an integer?

• A positive or negative whole number

• the distance a number is from 0

• the opposite of a number

• a type of fraction or decimal

Fractions and decimals can be positive or negative, but they are not integers. They are called ______ numbers.

An ________ is a positive or negative whole number including zero.

• Integer

• Rational Number

• Additive Inverse

• Opposite

Integers are ........

• only positive and negative whole numbers.

• numbers that can be written in the form of a fraction.

Answer explanation

A rational number can be written as a fraction.

• True

• False

Which integer represents the total value of the charges?