answersLogoWhite

0

Why are rounded numbers used?

User Avatar

Anonymous

12y ago
Updated: 8/20/2019

Because, for example, nobody is interested in the fact that their height is 1.472811689806 metres approximately.

User Avatar

Wiki User

12y ago

What else can I help you with?

Related Questions

How should numbers in questions and answers be rounded on WikiAnswers?

There are no set rules about rounding numbers, so when rounding numbers, mathematical rules about rounding can be used. For example, 14 would be rounded to 10, but 15 would be rounded to 20. For another example, 1144 is rounded to 1140 and 1145 is rounded to 1150.


What is 1.0348m rounded to 4 significant numbers?

1.0348m rounded to 4 significant numbers is 1.035m


Which of these numbers is the same as 1456400 rounded to the nearest ten thousand?

There are no "these" numbers. 1456400, rounded to the nearest thousand is 1456000


How many numbers can be rounded to 98600 to the nearest hundred?

98600


How many numbers can be rounded off to 280?

Ten integers can be rounded off to 280. An infinite number of numbers can be rounded off to 280.


How many numbers can be rounded to 600 thousand when rounded to the nearest thousand?

1000


How many numbers can be rounded to 34 million to the nearest millions?

Infinitely many numbers.1 million and 1 whole numbers . Although, technically 34 million, itself, would not be rounded. This would comprise the numbers from [33,500,000, 34,500,000]. In the first case the 5 is rounded up while in the second it is rounded down. This is consistent with the rule of "Round up or down so that the new last digit is even". This is the default rounding mode used in IEEE 754 computing functions and operators.


How many numbers can be rounded to 400?

Numbers can be rounded to 400 if they fall within the range of 350 to 449. This range includes all numbers from 350.5 to 449.49, as they would round up to 400. Therefore, there are 100 numbers that can be rounded to 400.


How many numbers can be rounded off to 30?

Ten whole numbers can be rounded to 30. The numbers are 25, 26, 27, 28, 29, 30, 31, 32, 33 and 34. There are an infinite number of complex numbers in the interval [25,35) that can be rounded to 30.


Where can significant figures be used for?

There are two types of significant figures, measured and exact. Numbers are often rounded to avoid reporting insignificant figures. Numbers can also be rounded merely for simplicity rather than to indicate a given precision of measurement.


What is the largest four-digit numbers that can be rounded off to 3000?

Since numbers equal to or greater than 5 are rounded up, and numbers equal to or less than 4 are rounded down, the largest 4-digit number that can be rounded off to 3000 would be 3004.


When is irrational numbers used in modern jobs?

Irrational numbers are used in some scientific jobs. Commonly used irrational numbers are pi, e, and square roots of different numbers. Of course, if an actual numerical result has to be calculated, the irrational number is rounded to some rational (usually decimal) approximation.