Adding Integers

Front

What is the sum of -8 and 20?

Back

12

Front

What is the sum of -2 and 4?

Back

2

Front

A football team gained 9 yards and then lost 22 yards. Write the equation to find the overall change in field position.

Back

9 + (-22) = -13

Front

Bob lost 5 points on page one and 9 points on page two of his math test. Write the equation that describes his progress.

Back

-5 + -9 = -14

Front

A submarine at -32 feet dives down 18 feet. What is its new elevation?

Back

-50

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What does it mean to add integers?

Back

Adding integers involves combining their values, considering their signs.

Front

What is the rule for adding two positive integers?

Back

The sum of two positive integers is always positive.

Front

What is the rule for adding two negative integers?

Back

The sum of two negative integers is always negative.

Front

What is the rule for adding a positive integer and a negative integer?

Back

The result depends on the absolute values; subtract the smaller from the larger and take the sign of the larger.