1.6 Unit Overview

Measure and count lengths up to `120` length units and solve story problems with unknowns in all positions.

By Amplify Classroom

Grades: 1st Grade

Subject: Math

Learning goals: Unit at a Glance Sub-Unit 1: From Comparing to Measuring Length (Lessons 1–6) • Compare the lengths of objects directly and indirectly. • Measure the lengths of objects using non-standard length units, from endpoint to endpoint with no gaps or overlaps. Sub-Unit 2: Measuring Lengths up to 120 Length Units (Lessons 7–9) • Measure the lengths of objects up to `120` length units using non-standard length units. • Count groups of up to `120` objects and read and write numerals to `120`. Sub-Unit 3: All Kinds of Story Problems (Lessons 10–15) • Solve addition and subtraction story problems, some involving length, with unknowns in all positions.