Birds of a Feather

2.NBT.B5
2.OA1 – Using addition and subtraction within 100 to solve one-and two-step word problems involving situations of additing to, taking from, putting together, taking apart, and comparing, with unknowns in all positions.

Act 1

What do you notice? What do you wonder?

Focus Questions: How many birds are on the first wire? How many birds on the second wire? How many birds on the third wire? How many birds are there in all?

Act 2

Act 3