UP:MA19.2.11
Vocabulary
- Properties of operations
Knowledge
Students know:
- to use place value strategies to add up tp four 2-digit numbers and justify their thinking.
Skills
Students are able to:
- strategically choose and then record methods for efficiently and accurately solving addition problems with multiple addends.
Understanding
Students understand that:
- choosing efficient strategies for finding sums of multiple addends depends on the numbers in the problem.
