Essential and guiding questions:
- Can you use mental math to solve this?
- Can you use these numbers in a different way to see if you get the same answer?
- Can you show your thinking using a number line, or a part, part, whole diagram?
- What if the calculator showed a sum of 443, how would that change things?
- Can you use mental math to solve this?
- Can you use these numbers in a different way to see if you get the same answer?
- Can you show your thinking using a number line, or a part, part, whole diagram?
- What if the calculator showed a sum of 443, how would that
- change things?
- Can you use mental math to solve this?
- Can you use these numbers in a different way to see if you get the same answer?
- Can you show your thinking using a number line, or a part,
- part, whole diagram?
- What if the calculator showed a sum of 443, how would that change things?
- Can you use mental math to solve this?
- Can you use these numbers in a different way to see if you get the same answer?
- Can you show your thinking using a number line, or a part, part, whole diagram?
- What if the calculator showed a sum of 443, how would that change things?
- Can you use mental math to solve this?
- Can you use these numbers in a different way to see if you get the same answer?
- Can you show your thinking using a number line, or a part, part, whole diagram?
- What if the calculator showed a sum of 443, how would that change things?
- Can you add these numbers in a different way to see if you get the same answer?
- Can you use mental math to solve this?
- What is the value of the first ‘1’ in 113?
