All practice problems from the unit. Unit: 6.3 Unit Rates and Percentages (Grade 6). 6.3 Unit Rates and Percentages In this unit, students learn to understand and use the terms “unit rate,” “speed,” “pace,” “percent,” and “percentage,” and recognize that equivalent ratios have equal unit rates. They represent percentages with tables, tape diagrams, and double number line diagrams, and as expressions. They use these terms and representations in reasoning about situations involving unit price, constant speed, and measurement conversion. Read More Lessons Resources Assessments Lessons Units of Measurement 1 The Burj Khalifa Unit Conversion 2 Anchoring Units of Measurement 3 Measu