Checking For Understanding With Rational Numbers and Integers

Front

What is the absolute value of -19?

Back

19

Front

Is the result rational or irrational? Explain: The sum of two rational numbers.

Back

Rational; The sum of two rationals is always rational.

Front

Evaluate the expression: |–5 + 1|

Back

4

Front

What is the absolute value of -|14|?

Back

14

Front

What is a rational number?

Back

any number that can be expressed as a fraction where both the numerator and denominator are integers, and the denominator is not zero.

Front

What is the absolute value of 7?

Back

7

Front

What is the sum of -3 and 5?

Back

2

Front

What is the product of -4 and 3?

Back

-12

Front

What is the difference between -8 and -3?

Back

-5

Front

Is -2 a rational number?

Back

Yes, -2 can be expressed as -2/1.