Transcript Section 2.5

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Turn in nothing
Escher Journal due Thursday
Yellow basket (absent) Clear basket (late)
Test Next week (Wed?)
Homework…pg # & prob #, show all work
Go over quiz
Do not go where the path may lead, go instead
where there is no path and leave a trail.
Ralph Waldo Emerson (1803 – 1882)
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Story problems are filled with words
We must translate those words into algebraic
expressions using
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Numbers
Variables
Mathematical operation signs
Check out the chart of words on page 78
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We must find those Key words and be able
recognize what mathematical operation it describes.
Try it
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Four less than a number k
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Two more than half of a number f
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6 times 4 less than a number p
k 4
f
2
2
6 p  4
Parenthesis are the hard part
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Another way to say it: 6 times the quantity of 4 less than a
number t
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Write a phrase for the expression
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10 decreased by g
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The difference between the product of 2 and a
number b and 9 and the number h
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10 - g
2b – 9h
Start with the subtraction sign then fill in the
product
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Pg 80
6-11, 14, 19-22, 25, 26