№ files_lp_4_process_3_059242
Year: 2026
School: Loma Linda Elementary
Grade Level: 1st and 2nd grade
Domain: Number and Operations in Base Ten
Cluster: Use place value understanding and properties of operations to add and subtract
Standard: 2.NBT.9
Materials: SF, Pencil, Paper, pre-grouped base ten materials
Lesson Objective: Choose and explain solution strategies and record with a written addition or subtraction method
Activities: Problem Set, Student Debrief, Exit Ticket
Mathematical Practices: 1, 2, 3, 4, 5, 6, 7, 8
Task Type: Classroom instructional task
Target Skills: Addition and subtraction using place value, reasoning, strategy comparison, peer discussion
Assessment: Observation, student explanations, exit ticket completion
Context: Instructional resource for second-grade mathematics focused on teaching addition and subtraction strategies using place value and properties of operations, including guided problem-solving and peer comparison activities.
Price: 8 / 10 USD
The file will be delivered to the email address provided at checkout within 12 hours.

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