Lesson 4 One More and One Less
Let’s find 1 more or 1 less.
Warm-up How Many Do You See: One Less
How many do you see?
How do you see them?
Activity 1 Count Out and Show One More or One Less
Show your number.
Show how your partner changed the number.
Round 1:
Starting Number:
New Number:
Round 2:
Starting Number:
New Number:
Round 3:
Starting Number:
New Number:
Round 4:
Starting Number:
New Number:
Activity 2 Color One More or One Less
Roll to choose a number and 1 more or 1 less.
Color the number that is 1 more or 1 less than your number.
Record the starting number and the new number.
Starting Number:
New Number:
Round 1:
Round 2:
Round 3:
Round 4:
Activity 3 Centers: Choice Time
Choose a center.
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