Write the related facts for a given addition or subtraction fact (e.g., given 3 + 4 = 7, write 7 – 4 = 3 and 7 – 3 = 4). (b)
- Computation and Estimation
The student will a) recognize and use the relationships between addition and subtraction to solve single-step practical problems, with whole numbers to 20; and b) demonstrate fluency with addition and subtraction within 20.
The student will use problem solving, mathematical communication, mathematical reasoning, connections, and representations to