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Published byHolly Chambers Modified over 9 years ago

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 1.Write the subtraction expression. –2 – (–4)

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 2.To subtract integers, add the opposite. Write the addition expression. –2 + 4 This is the new expression.

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 3.Use two negative algebra tiles to represent the first number.

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 4.Use four positive algebra tiles to represent the second number.

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 5.You can make 2 zero pairs.

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 6.What is left over? +2

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Lesson 6-3 Example 2 1-3 Example 1 Find the difference of –2 and –4. Use algebra tiles. 7.Write the difference. –2 – (–4) = 2

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