Sargent Park 8-73 Math

Wednesday, January 11, 2006

answers from Mr. H's questions

Question what is the difference between Discount and Sale Price? How do you calculate these two amounts?
Discount: subtract Discount to Price to get Sales Price.
Sales Price: what you get from subtracting Discount from Price.

How do you calculate mentally percetages without going insane.
What is 50% of 70?
70 x .5 = 35
What is 35% of 80?
80 x .35 = 28

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  • You can do all of that in your head. Are there different ways to do mental percentages.

    Good luck.


    By Blogger Mr. H, at 9:20 PM  

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