Add and Subtract integers word problems

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

How do you add two integers with different signs?

Back

When adding integers with different signs, subtract the smaller absolute value from the larger absolute value and keep the sign of the integer with the larger absolute value.

Front

How do you subtract integers?

Back

To subtract an integer, add its opposite. For example, to subtract -3, you add +3.

Front

What is the absolute value of an integer?

Back

The absolute value of an integer is its distance from zero on the number line, regardless of direction. For example, |-5| = 5.

Front

What does it mean to find the difference between two integers?

Back

Finding the difference means subtracting one integer from another.

Front

If the temperature is -5°C and it rises by 10°C, what is the new temperature?

Back

-5 + 10 = 5°C.

Front

What is the result of adding a positive integer to a negative integer?

Back

The result depends on the absolute values; if the positive integer is larger, the result is positive, and if the negative integer is larger, the result is negative.

Front

How do you represent owing money in integer form?

Back

Owing money is represented as a negative integer. For example, if you owe $25, it is represented as -25.

Front

What is the result of subtracting a negative integer from a positive integer?

Back

Subtracting a negative integer is the same as adding its absolute value. For example, 5 - (-3) = 5 + 3 = 8.

Front

If you have $100 and spend $30, what is your remaining amount?

Back

100 - 30 = 70.