You Will Need
- Pairs to 12, sheets 1 and 2 (see resources)
- Number balance (or use an interactive version from e.g. www.nctm.org)
- 2-digit + 2-digit grid with missing totals (see resources)
- Mini-whiteboards and pens
- 100 beaded bar
- 0 to 100 beaded line (see resources)
- Additional activity sheets (see resources)
- 0 to 9 dice (or 1 to 10) and 1 to 9 cards
- Flipchart and pens