Lesson 6-3 Example 2

1
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)
2
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.
3
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.
4
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.
5
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.
6
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
7
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