Five and Ten Relationships
Key Vocabulary Words: ten-frame: you can show numbers up to 10 (a visual of 5 boxes on top and five on bottom) missing part: a missing part of a whole can be found when the whole and the other part are known
table: you can record information in an organized way
Videos:
- students are understanding subtraction as an unknown-addend problem (e.g., subtract 10 - 8 by finding the number that makes 10 when added to 8)
- students are relating counting to addition and subtraction (e.g., by counting on 2 to add 2)
- students are working with addition and subtraction within 20, demonstrating fluency for addition and subtraction within 10 (use strategies such as counting on; making ten; decomposing a number leading to ten; using the relationship between addition and subtraction; and creating equivalent but easier or known sums)
Key Vocabulary Words: ten-frame: you can show numbers up to 10 (a visual of 5 boxes on top and five on bottom) missing part: a missing part of a whole can be found when the whole and the other part are known
table: you can record information in an organized way
Videos: