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Find each difference. Adding and Subtracting Integers COURSE 2 LESSON 1-7 b. –7 – 2 a. 5 – (–3) 5 – (–3) = 5 + (3)Add the opposite of –3, which is 3. =

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Presentation on theme: "Find each difference. Adding and Subtracting Integers COURSE 2 LESSON 1-7 b. –7 – 2 a. 5 – (–3) 5 – (–3) = 5 + (3)Add the opposite of –3, which is 3. ="— Presentation transcript:

1 Find each difference. Adding and Subtracting Integers COURSE 2 LESSON 1-7 b. –7 – 2 a. 5 – (–3) 5 – (–3) = 5 + (3)Add the opposite of –3, which is 3. = 8Simplify. –7 – 2 = –7 + (–2)Add the opposite of 2, which is –2. = –9Simplify. 1-7

2 Recorded temperatures at Amundsen-Scott Station in Antarctica have ranged from a low of – 89°F to a high of – 13°F. Find the temperature range at Amundsen-Scott Station. Adding and Subtracting Integers COURSE 2 LESSON 1-7. 1-7

3 Recorded temperatures at Amundsen-Scott Station in Antarctica have ranged from a low of – 89°F to a high of – 13°F. Find the temperature range at Amundsen-Scott Station. Adding and Subtracting Integers COURSE 2 LESSON 1-7 Subtract the low temperature from the high temperature. –13 – (–89) = –13 + 89 Add the opposite of –89, which is 89. = 76Simplify. 1-7

4 Recorded temperatures at Amundsen-Scott Station in Antarctica have ranged from a low of – 89°F to a high of – 13°F. Find the temperature range at Amundsen-Scott Station. Adding and Subtracting Integers COURSE 2 LESSON 1-7 Subtract the low temperature from the high temperature. The temperature range at Amundsen-Scott Station is 76°F. –13 – (–89) = –13 + 89 Add the opposite of –89, which is 89. = 76Simplify. 1-7

5 Adding and Subtracting Integers 11 COURSE 2 LESSON 1-7 Find each sum or difference. 1.7 – (–4)2.–9 + 3 3.–8 + (–5)4.–5 – 2 –6 –13–7 1-7

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