math

posted by Elizabeth

Shopping: Tax
Situation: You are purchasing four items and want to calculate the tax. The items
cost \$2.50, \$8.75, \$3.00, and \$10.25. The tax rate is 6%. How much is the tax?
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Calculation Without Distribution
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Why I Think it is Easier
Mental Math
Situation: You exercised 24 hours each month for a year. How many hours did you
exercise by the end of the year? You may be able to do the math mentally thanks
to expanded notation and the Distributive Property.
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I think is easier: to distribute. to not distribute.
Why I Think it is Easier
Multiplying by a Negative Number
Situation: Find the value of this integer expression: 2( 3 4 8 7) −+ − − + +++ .
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I think is easier: to distribute. to not distribute.
Why I Think it is Easier
Situation: Find the value of this fraction computation:
123 6
234

 + + 

.
Calculation With Distribution
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Calculation Without Distribution
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I think is easier: to distribute. to not distribute.
Why I Think it is Easier
Geometry formulas
Situation: Find the perimeter of a rectangular area with a length of 13 inches and
a width of 7 inches.
Calculation With Distribution
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Calculation Without Distribution
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I think is easier: to distribute. to not distribute.
Why I Think it is Easier
Original Example
Give an original example of a situation in which the Distributive Property could be
used.
Situation
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9
I think is easier: to distribute. to not distribute.
Why I Think it is Easier

1. Steve

try just posting a problem without copying all the surrounding text, eh?

Don't make us figure out the question as well as the answer. Clean it up and post it again. Maybe just one question. Learn from its solution and try more on your own.

2. peeps

Im doing this right now and need help :(

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