Integers Operations Flashcard

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 is the result of multiplying a negative integer by a positive integer?

Back

The result is always a negative integer. For example, -6 x 2 = -12.

Front

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

Back

The result can be positive, negative, or zero, depending on the values. For example, -5 + 8 = 3.

Front

What is the result of adding two negative integers?

Back

The result is always a negative integer. For example, -9 + -3 = -12.

Front

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

Back

The result is always a more negative integer. For example, -12 - 7 = -19.

Front

How do you solve a word problem involving temperature changes with integers?

Back

Identify the starting temperature as a negative integer, then add the change. For example, -10°C + 5°C = -5°C.

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 happens when you multiply two negative integers?

Back

The result is a positive integer. For example, -4 x -3 = 12.

Front

What is the rule for adding integers with different signs?

Back

Subtract the smaller absolute value from the larger absolute value and keep the sign of the integer with the larger absolute value. For example, -5 + 8 = 3.

Front

What is the rule for subtracting integers?

Back

To subtract an integer, add its opposite. For example, 5 - (-3) = 5 + 3 = 8.