11 14 14revised

Do Now Miss Bird is going to launch an art exhibition. Miss Bird can make 8 sculptures in 6 months. If she prepared 12 sculptures, how much time would she take?

Zero Pairs- A pair of numbers whose sum is zero Red = -1 Yellow = +1

-1 + 1 = 0 (zero pair)

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Make zero pairs

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Remove zero pairs

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Label tiles +2

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Label tiles +2

-1

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Label inequality +2

>

-1

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Label inequality +2

>

-1

Example 1 Compare the inequality as <, >, or =. What is needed to make them equal?

Make scales balance +2

=

+3-1

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Make zero pairs

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Remove zero pairs

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Label tiles

-1

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Label tiles

-1

+1

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Label inequality -1

<

+1

Example 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Make scales balance +2-1

=

+1

Problem 1 Compare the inequality as <, >, or =. What is needed to make them equal?

MRS #1

2

Problem 2 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 3 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 4 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 5 Compare the inequality as <, >, or =. What is needed to make them equal?

Turn and Talk What are some situations in life where zero pair can be used?

Turn and discuss with your elbow partner and be prepared to share out!

Problem 6 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 7 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 8 Compare the inequality as <, >, or =. What is needed to make them equal?

Problem 9 Compare the inequality as <, >, or =. What is needed to make them equal?

DOL Compare the inequality as <, >, or =. What is needed to make them equal?

1.

2.