https://es-cl.khanacademy.org/math/cc-sixth-grade-math/x0267d782:cc-6th-rates-and-percentages 2025-11-20T17:53:56.044440592Z Rates and percentages Rates and percentages are a new and exciting real world application of arithmetic! They come up frequently in everyday life—from figuring out sale prices to calculating tips at restaurants. These are concepts you can actually use every day! unit