Integer Operations Review

Front

What is the sum of the following scores: -2, +3, -4, -1?

Back

The sum is -4.

Front

What is the product of -7 and 8?

Back

The product is -56.

Front

If Sandra starts at 800 meters above sea level and goes up 120 meters, what is her new elevation?

Back

Her new elevation is 920 meters.

Front

How do you calculate the distance between a diver 40 feet below the surface and a fisherman 12 feet above the surface?

Back

The distance is calculated as: |-40| + |12| = 40 + 12 = 52 feet.

Front

What is the result of adding -18 and -7?

Back

The result is -25.

Front

Define integer operations.

Back

Integer operations include addition, subtraction, multiplication, and division of whole numbers, both positive and negative.

Front

What is the rule for multiplying two negative integers?

Back

The product of two negative integers is positive.

Front

What is the rule for adding two negative integers?

Back

The sum of two negative integers is negative.

Front

How do you find the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

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 positive counterpart.