Lesson: Adding Integers
In this lesson, we will learn how to add positive and negative integers in both abstract and real-world contexts that do not just involve numbers but also units.
Sample Question Videos
Worksheet: 25 Questions • 1 Video
A submarine descended 1,110 feet and then descended another 325. Write an addition expression to describe the previous situation, and then find its sum.
Engy recorded some temperatures during the day on a number line. At 8:00 am, the temperature was represented by an integer that is the opposite of 7 ℉. At 3:00 pm, the temperature was 2 ℉. Write an integer that describes the change in temperature.
During a five-day cold spell, Ramy recorded the temperature each day at noon. The temperature was ℉ on Monday, ℉ on Tuesday, ℉ on Wednesday, ℉ on Thursday, and ℉ on Friday. The temperature at noon on Saturday was 13 ℉ warmer than the temperature on Thursday. What was the temperature on Saturday?