2.NBT.A. Understand place value.
- Boxes and Cartons of Pencils
- Bundling and Unbundling
- Counting Stamps
- Largest Number Game
- Looking at Numbers Every Which Way
- Making 124
- One, Ten, and One Hundred More and Less
- Regrouping
- Ten \$10s make \$100
- Three composing/decomposing problems
- No tasks yet illustrate this standard.