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Addition & Subtraction
⭐️ Essential Key Concept ⭐️
Expectation Cluster
Expectation Cluster
B2.1 use the properties of operations, and the relationships between operations, to solve problems involving whole numbers, decimal numbers, fractions, ratios, rates, and whole number percents, including those requiring multiple steps or multiple operations
B2.4 represent and solve problems involving the addition and subtraction of whole numbers and decimal numbers, using estimation and algorithms
Organize your observations of student learning related to the key concepts and skills for this topic:
Explore a menu of possible MathUP lessons, Building Fluency lessons, problems, explorations and games.
During this topic, pay attention to the students' ability to maintain positive motivation and perseverance.
Do students have strategies when they are stuck? (e.g. attempt or test out different approaches, use resources in the room, ask for help from a friend)
Are students open to learning from mistakes?
Do students recognize what is working well for them, and what might need to be changed?
Models and Tools
Models and Tools
Concrete Learning Resources Tools:
base ten blocks
decimal rods
grids
hundredths grids and tenths grids
place-value charts
counters
number lines
whiteboards
relational rods (Cuisenaire rods)
Virtual Learning Resources and Tools:
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