6.3.2 Anchoring Units of Measurement
6.3.3 Measuring with Different-Sized Units
6.3.5 Comparing Speeds and Prices
6.3.7 Equivalent Ratios having the same Unit Rate
6.3.8 More about Constant Speed
6.3.11 Percentages and Double Number Lines
6.3.12 Percentages and Tape Diagrams
6.3.14 Solving Percentage Problems