Integers Study Guide

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 does it mean for a temperature to be below zero?

Back

A temperature below zero indicates that it is colder than the freezing point of water, represented as a negative integer.

Front

How do you add a negative integer to a positive integer?

Back

To add a negative integer to a positive integer, subtract the absolute value of the negative integer from the positive integer.

Front

What is the result of -5 + 4?

Back

-1

Front

What does it mean for a bank account to be overdrawn?

Back

A bank account is overdrawn when the balance is negative, meaning the account holder has spent more money than they have.

Front

How do you calculate the difference between two elevations?

Back

To find the difference in elevations, subtract the lower elevation from the higher elevation.

Front

What is the difference in elevation between 1,725 feet and -119 feet?

Back

1,844 feet.

Front

What is the sum of -3 and -4?

Back

-7

Front

How do you represent a submarine's position below sea level?

Back

A submarine's position below sea level is represented as a negative integer.

Front

What is the result of -18 + 27?

Back

9