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Finding Missing Parts of a Percent Sentence

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Aaryn Fazakerly

on 5 September 2012

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Transcript of Finding Missing Parts of a Percent Sentence

Finding Missing Parts of a
Percent Sentence. Some word problems contain a percent
sentence with a missing part. In order
to solve the problem, you must determine
whether the rate, base, or percentage is missing. Step 1: Identify the two parts of a percent sentence contained
in the problem.
72 is 50% of what number? Example: 72 is 50% of what number? The % shows that 50% is the rate. The word "is" shows that 72 is the percentage. You know the rate = 50%
You know the percentage = 72
The base is missing = ? Step 2: Name the missing part. In order to solve a percent problem you need to know what part
is missing. This will tell you if you need to multiply or divide
and how to set up your problem to solve.

More on this later : ) Why is knowing the missing part important? 1. What is 185 of $52.50?
2. 24 is 50% of what number?
3. 75 is what percent of 300?
4. What is 35% of 40?
5. 22 is what percent of 88?
6. 12.8 is 40% of what number? Let's Practice. 1. Rate
2. Base
3. Rate
4. Percentage
5. Rate
6. Base
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