Do you round 4 or 5?

Do you round 4 or 5?

Here’s the general rule for rounding: If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up. Example: 38 rounded to the nearest ten is 40. If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down.

Why do we round up from 5?

To round pi to the nearest thousandth 3.142 In reality, pi is 3.1415925635, after . 5 there are many numbers that increase the value to higher than five, inherently making it closer to 10. It isn’t always. A popular rounding method called banker’s rounding rounds 15 to 20 but 45 to 40.

Do you round up when it’s 5?

The rule you need to remember is: “If the digit is less than 5, round the previous digit down; if it’s 5 or greater, round the previous digit up.” To round a digit down means to leave it unchanged; to round a digit up means to increase it by one unit.

How to round a number to 4 decimal places?

The 4 decimal places are given by the format.4f. This means, print only up to 4 places after the dot (decimal places), and f means to print the floating-point number. Example 2: Round a Number using DecimalFormat

How to round a number to 2 decimal places in MySQL?

MySQL ROUND()Function ❮ MySQL Functions Example Round the number to 2 decimal places: SELECT ROUND(135.375, 2); Try it Yourself » Definition and Usage The ROUND() function rounds a number to a specified number of decimal places. Note:See also the FLOOR(), CEIL(), CEILING(), and TRUNCATE()functions.

How much is rounding to the nearest hundred?

Rounding to the nearest hundred is 800. Rounding to the nearest ten is 840. Rounding to the nearest one is 838. Rounding to the nearest tenth is 838.3. Rounding to the nearest hundredth is 838.27.

What’s the best way to round a number?

You have some choices here: Positive Integer: Use a positive integer (such as 1, 2, and so on) to specify the number of digits after the decimal place to which you want to round. For example, entering “3” would round to three places after the decimal point. Zero: Enter “0” to round to the nearest integer.