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Expert  Average Ratings  Expertise 

Lynn HoustonU.S.
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I can answer questions in basic algebra and any grade school math. 
It's exactly the same as rounding. As you pointed out , 8281 rounded to the nearest thousands is 8000, to the nearest hundreds is 8200, the nearest tens is 8280. Since there are no cents, it is already
Honestly, a lot of stuff you learn in math class, you will never use again, HOWEVER, I use algebra at least every week, so you never know when you might need to know how to find the circumference of a
Still not exactly sure what you're asking, but I will give it a shot. Yes, the ratio can be any amount. It could be 1.5 or .5 or .2. It's just not common to use a fraction in what is already a fraction
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