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Grade 1 - Understanding Addition And Subtraction
total lessons: 9
| Nº | Activity title | type |
|---|---|---|
Ways To Add | ||
| 1 | Counting On to Add Within 10 | |
| 2 | Using Number Bonds to Add in Any Order | |
Ways To Subtract | ||
| 3 | Counting On to Subtract Within 10 | |
| 4 | Counting Backward to Subtract Within 10 | |
Making Fact Families | ||
| 5 | Writing Fact Families | |
| 6 | Using Related Addition Facts to Solve Subtraction Sentences | |
| 7 | Using Related Subtraction Facts to Solve Addition Sentences | |
Understanding The Equal Sign | ||
| 8 | Finding Out if Number Sentences are True or False | |
Properties Of Addition And Subtraction | ||
| 9 | Recalling Addition and Subtraction Facts Within 20 | |