| 4.1 | hook activity THB 86,87 | TB THB |
| 4.2 | Activities in THB 86,87 | WB THB TB |
| 4.3 | Subtraction with regrouping | TB THB |
| 4.4 | Group activity TB. WB | TB WB THB |
| 4.5 | Subtraction with estimation | TB Balck board |
| 4.6 | puzzles activity THB 90,91 | WB THB TB |
| 4.7 | Oral Subtraction, THB 92,93 | TB THB |
| 4.8 | complete the WB, TB sums | TB WB THB |
| 4.9 | Activities in THB 93 ,94 | TB THB black board |
| 4.1 | Do TB ,WB exercises | WB THB TB |
| 4.11 | Activities in THB 95, 96 | TB black board |
| 4.12 | omplete all worksheets | TB WB |
| 4.13 - 4.14 | Revision | |
