TV411

Tune in to Learning

Advertisement

Error message

User error: Failed to connect to memcache server: memcache.edc.org:18593 in dmemcache_object() (line 415 of /home/www/ltd/tv411.org/opensourcery_app/shared/modules/contrib/memcache/dmemcache.inc).

Working with Ratios

Introduction: 

If a recipe says, “For every cup of rice, add 2 cups of water,” that’s a ratio. In school, if there is 1 teacher to every 20 students, that’s a ratio, too. A ratio is a handy way to express the relationship between numbers.

In this lesson you will:
  • Find out what ratios are and how to write them
  • Learn how to scale up and scale down ratios
  • Reduce ratios to lowest terms
Skills: 
Rates and Ratios