Operations With Integers Review

Front

What is the additive inverse of a number?

Back

The additive inverse of a number is the value that, when added to the original number, results in zero. For example, the additive inverse of 87 is -87.

Front

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

Back

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

Front

How do you calculate the total spending over multiple days?

Back

To calculate total spending, multiply the daily spending amount by the number of days. For example, if Elise spends $5 a day for 5 days, she spends $5 x 5 = $25.

Front

What is the final price of a stock after multiple increases and decreases?

Back

To find the final price, start with the initial price and apply each change sequentially. For example, starting at $37, if it goes down $3, up $1, down $7, and up $4, the final price is $32.

Front

What is the result of -2 + (-8)?

Back

The result is -10, as adding two negative numbers results in a more negative number.

Front

How do you simplify an expression with addition and division?

Back

Follow the order of operations (PEMDAS/BODMAS). First, perform any operations inside parentheses, then division, and finally addition.

Front

What is the result of -8 + (15 - 3) ÷ 4?

Back

First, simplify inside the parentheses: 15 - 3 = 12. Then divide: 12 ÷ 4 = 3. Finally, add: -8 + 3 = -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) is the same as 5 + 3.

Front

What is the sum of two negative integers?

Back

The sum of two negative integers is always negative. For example, -4 + (-6) = -10.

Front

How do you represent a loss in financial terms?

Back

A loss is often represented as a negative value. For example, if you lose $25, it can be represented as -$25.