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Percent – Base and rate Problems

Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ?. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ?.

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Percent – Base and rate Problems

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  1. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ?

  2. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Every one of these problems can be set up with the same format.

  3. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Every one of these problems can be set up with the same format : To set up the problem, go thru the given information and insert known values into the format…

  4. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Every one of these problems can be set up with the same format : To set up the problem, go thru the given information and insert known values into the format… In our example above…23 is what percent of 50

  5. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Every one of these problems can be set up with the same format : To set up the problem, go thru the given information and insert known values into the format… In our example above…23 is what percent of 50

  6. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Every one of these problems can be set up with the same format : To set up the problem, go thru the given information and insert known values into the format… In our example above…23 is what percent of 50 It’s now a basic proportion and you find what is missing…in this case %

  7. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Multiply Divide A short cut for solving proportions, one that gets all the Algebra OUT is this : 1. Begin with the partner of the unknown ( red box ) 2. Move around the outside the proportion ( green box ) 3. Divide, then multiply to get the unknown

  8. Percent – Base and rate Problems You might know the “base / rate” problems as “is / of” problems. For example, 23 is what percent of 50 ? Multiply Divide A short cut for solving proportions, one that gets all the Algebra OUT is this : 1. Begin with the partner of the unknown ( red box ) 2. Move around the outside the proportion ( green box ) 3. Divide, then multiply to get the unknown

  9. Percent – Base and rate Problems EXAMPLE # 2 : What is 35 % of 80

  10. Percent – Base and rate Problems EXAMPLE # 2 : What is 35 % of 80

  11. Percent – Base and rate Problems EXAMPLE # 2 : What is 35 % of 80

  12. Percent – Base and rate Problems EXAMPLE # 2 : What is 35 % of 80 Multiply Divide

  13. Percent – Base and rate Problems EXAMPLE # 3 : 15 is 20 % of what number

  14. Percent – Base and rate Problems EXAMPLE # 3 : 15 is 20 % of what number Divide Multiply

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