Integers, Factors, Multiples, Rational Numbers

Square roots of perfect squares are always _____ numbers.

• irrational

• rational

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.

The number line demonstrates an integer problem. Which are possible representations of this problem or its solution? Select all that apply.

• -3 + 5

• 2

• -3 - 5

• -3 - (-5)

• -5 - 3

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.

The product of two Rational numbers is ________________ Rational.

• Always

• Sometimes

• Never

Repeating decimals are _____ numbers.

• irrational

• rational

• F

• G

• H

• J