Learning goals: Teacher Facing Comprehend the word “percentage” (in written and spoken language) and the symbol “%” (in written language) to mean a rate per 100. Draw and label a double number line diagram to represent percentages of a dollar and to find corresponding monetary values or percentages. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 6.3 Unit Rates and Percentages, Grade 6.