Integer Review

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart. For example, 5 - (-3) = 5 + 3 = 8.

Front

How do you represent a loss of money in integers?

Back

A loss of money is represented as a negative integer. For example, a loss of $7 is written as -7.

Front

What is the sum of -5 and 3?

Back

The sum of -5 and 3 is -2.

Front

What is the result of 7 + (-4)?

Back

The result of 7 + (-4) is 3.

Front

How do you calculate the sum of multiple integers?

Back

To calculate the sum of multiple integers, add the positive integers together and subtract the sum of the negative integers from it.

Front

What is the value of -10 + 10?

Back

The value of -10 + 10 is 0.

Front

What is the result of 5 - (-12)?

Back

The result of 5 - (-12) is 17.

Front

What is the sum of -11, 12, -9, and 2?

Back

The sum of -11, 12, -9, and 2 is -6.

Front

What does |x| represent?

Back

|x| represents the absolute value of x, which is the distance of x from 0 on the number line, always a non-negative number.