Mr. Giomini then introduced Lesson 3.3: Adding Integers. Number lines were used to show the movement either up or down to help with visually modeling how -5 + 12 = 7. Students worked independently to complete the even problems on page 12 as Mr. Giomini circulated the room to check on student progress and understanding.
- understand that positive and negative numbers are used together to describe quantities having opposite directions or values.
- use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation.
- recognize opposite signs of numbers as indicating location on opposite sides of 0 on the number line.
- complete Khan Skill: Adding Negative Numbers.
- complete page 12 (odds) and 13 in Chapter Three.
Negative Numbers Introduction
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