Apply properties of operations to add and subtract two or three numbers.
TEKS 1.5G provides a clear foundation for continued study of Apply properties to add/sub in future grades.
With 1.5G, Grade 1 students practice Apply properties to add/sub in multiple representations and contexts.
Start with concrete or familiar examples, connect to prior knowledge, model a clear process, and provide checks for understanding aligned to 1.5G.
Standard 1.5G describes the essential skills and understandings for Apply properties to add/sub in Grade 1. It clarifies the learning outcomes and what successful work looks like.
Use short exit tickets and tasks where students explain decisions, show multiple representations, or justify answers—directly aligned to 1.5G.
Students may rely on procedures without reasoning or mix key terms. Build in quick oral explanations, error analysis, and vocabulary supports tied to 1.5G.
