Generate a number that is greater than or less than a given whole number up to 120.
This standard clarifies expectations for One more/less to 120 so lesson goals, checks for understanding, and feedback stay aligned.
Standard 1.2D in Mathematics helps students understand One more/less to 120 and apply knowledge with confidence.
Standard 1.2D describes the essential skills and understandings for One more/less to 120 in Grade 1. It clarifies the learning outcomes and what successful work looks like.
Students may rely on procedures without reasoning or mix key terms. Build in quick oral explanations, error analysis, and vocabulary supports tied to 1.2D.
Start with concrete or familiar examples, connect to prior knowledge, model a clear process, and provide checks for understanding aligned to 1.2D.
It lays groundwork for the next grade by deepening accuracy and flexibility with One more/less to 120, so students can tackle more complex problems later.
