# How to Estimate the Number of Dots on a Basketball?

Why would anyone want to count the little nubs on a basketball? You certainly don't need to know how to play the game, but if you're curious, it's a good exercise in approximation and geometry.

http://www.wikihow.com/Estimate-the-Number-of-Dots-on-a-Basketball

## How many dots are on an NBA basketball?

Spalding has made the official basketball of the NBA since 1983. The company refers to the "dots" on their full-grain leather balls as "pebbles." There are approximately 35,000 pebbles on the ball....
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http://www.answerbag.com/q_view/1955175

## How to Estimate by Rounding Each Number to the Same Place Value?

Estimating the answer to a calculation instead of solving it completely may save space, time, or effort. In return for those savings, however, accuracy is lost. When a problem requires rounding a n...
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http://www.ehow.com/how_8375344_estimate-number-same-place-value.html

## How to Calculate & Estimate the Percentage of a Number?

Percentages are used everyday: at home, at school, at work and everywhere between. Discounts, taxes and loans are all figured in percentages. A percentage is a proportion of a number expressed as a...
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http://www.ehow.com/how_8090945_calculate-estimate-percentage-number.html

## How to Estimate the Number of Bags of Concrete?

For smaller concrete jobs, such as pouring a small patio or your own walkway, the average conscientious homeowner can handle the necessary material calculations from beginning to end. To estimate t...
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http://www.ehow.com/how_7356101_estimate-number-bags-concrete.html