Lesson 7 Center Day 1
Let’s use place value to identify numbers and practice adding and subtracting.
Warm-up True or False: Compare to 100
Decide if each statement is true or false. Be prepared to explain your reasoning.
Activity 1 Introduce Mystery Number: Three-digit Numbers
We are going to learn a new center called Mystery Number that you might have played in first grade. You will pick 3 cards and make a mystery three-digit number. Then you will give your partner clues and they will try to guess your mystery number.
Activity 2 Centers: Choice Time
Choose a center.
Jump the Line
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Mystery Number
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Number Puzzles