## Different values ​​for these two rounding expressions?

SELECT ROUND(152.7300, 2, 1), --returns 152.7300 ROUND('152.7300', 2, 1) --returns 152.72 Why does the second rounding expression result in downward rounding to .72 ? I imagine it has something to do with the VARCHAR input being converted to a numeri

## Round to max thousand, cent etc. in PHP

I have a pretty simple PHP question but I'm not sure how to do that. I want to round to the max hundred or thousand depending on the value returned by the database. Here are a few examples of what I need : DB returns the value 11, I want PHP to outpu

## Round a variant

Why does a number rounded to 1 digit still write to Excel with many digits. For instance: dim myvar as variant dim mysingle as single dim myrange as range mysingle = 4567.23494376 myvar = round(mysingle,1) myrange = "A1" myrange.value = myvar Ev

## Effectively divide the unsigned value by a power of two, round to - in CUDA

I was just reading: Efficiently dividing unsigned value by a power of two, rounding up and I was wondering what was the fastest way to do this in CUDA. Of course by "fast" I mean in terms of throughput (that question also addressed the case of s

## How can I round a number to the nearest 10?

In MySQL I would like to round numbers down to the nearest ten. e.g. 812 -> 810, but also 819 -> 810 Using the ROUND function does not do the trick.You could use TRUNCATE function as follow: SELECT TRUNCATE(819, -1); SELECT TRUNCATE(812, -1); Result

## Java Math RoundingMode.HALF_EVEN prints an unexpected result

This question already has an answer here: Java BigDecimal setScale and rounding with half_even 1 answer i was trying to debug an issue with rounding for HALF_EVEN i java, as you could see below, the unexpected result is 377.35, we could have expected

## Floating point and avoid rounding errors

It is widely known that users of floating point must watch out for rounding errors. For example, 1.0/3*3 == 1 evaluates to false in pretty much every modern programming language. More surprisingly for nonspecialists, so does 1.0/10*10 == 1. However,

## How to round correctly with NET Math.Round (decimal & gt;

In .NET, why does System.Math.Round(27.2351, 2, MidpointRounding.AwayFromZero) yield 27.24 instead of 27.23? Third digit is 5 so we check for 4th digit that is 1 less than 5 so result should be 27.23 Is there any way to get this result. See My proble

## The second argument ROUND takes only the constant + hive

The following: hive> create table t1 (val double, digit int); hive> insert into t1 values(10,2); hive> insert into t1 values(156660,3); hive> insert into t1 values(8765450,4); hive> select round(val, digit) from round_test; Gives this error

## How to use the rounded value to join in SQL

i'm just learning SQL today and i never thought how fun it's until i'm fiddling with it. I got a problem and i need a help. i have 2 tables, Customer and Rate, with details stated below Customer idcustomer = int namecustomer = varchar rate = decimal(

## The float type is saved as exp

I make some calculations and the result is 0.000137*0.000137= 0.000000018769 I save the answer in float y but it seems to be saved as 1.88788682e-008 I want it to be saved as 0.000000018769 I tried the type double but got same answer int main() { flo

## Round in Java without using special functions or formatting

I have a class project where my teacher wants me to use type double for my numbers but it is required that I do not use and special functions or formatting when roudning amounts to the nearest dollar. Here's what I have so far: //Variable Declaration

## Python Pandas: why np.round () 3.601626 at 2 dp returns 3.6?

I'm trying to round some floats in a df to 2 dp but all multiples of 10 are rounded to 1 dp, so 3.60 would be 3.6 and 12.40 would be 12.4... I have a df: Values A B C D Question A2 4.08642 4.144279 3.601626 3.983852 my code np.round(df,2) output Valu

## Round if positive, round down if negative?

I'm trying to make it so the following figures are true: etc 5 = -2 6 = -1 7 = -1 8 = 0 9 = +1 10 = +1 11 = +2 And so on. What I'm using right now is : function AbilityModifier( n) { return Math.round( (n-8) /2); } which returns correct positive figu

## Round a number using C #

This question already has an answer here: How to round up in c# 2 answers I have created an accreditation system where a user can take exams. On marking the exam i wish to return a percentage figure. So i am taking the correct questions figure, divid

## How to round a float value in c #?

I have a problem rounding a float value. I have a float value that is set 0.8 but in the c# code it is somehow 0.80000000000000004. So i want to round it so it becomes 0.8. i have tried: float roundedFloatvalue = (float)Math.Round((Decimal)floatvalue

## Delete integer and only display the decimal point in Python?

I am trying to calculate the square root of a number to where it looks like this: Enter number for square root: 2 --------------------------------- .41 However, with the current code I have: def calc(self, event=None): try: self.result_var.set("The s

## scala math round error

Try this in scala: val value1 = -1.3323651E7f val value2 = Math.round(value1) val value3 = value1.toInt val value4 = Math.round(value3) value1: Float = -1.3323651E7 value2: Int = -13323650 value3: Int = -13323651 value4: Int = -13323650 Why are value

## Double round operations

Suppose I have three doubles, a, b and c. double a = 1.234560123; double b = 7.890120123; double c = a * b; c = 9.740827669535655129 I want to work with numbers with only 5 decimal places. So if I round a and b using Math.Round(a, 5) and Math.Round(b

## Django does not store .00 on whole decimal fields

I'm trying to force Django to always store numbers with 2 decimal places but if the number is a whole one then it isn't store the .00 def clean_myfield(self): data = self.cleaned_data['myfield'] self.cleandecimal(data) return data def cleandecimal(se

## JSTL rounding number

This might be a dumb question, but let's say I have a variable seconds in my JSP page and its value is 779. Now I want to convert it into minutes and seconds by doing the following: <c:set var="\${seconds / 60}" value="min"/> <

## C ++ gamedev: truncate float to int

I'm making a game in C++ where is a tank that can moves on a stage. The tank has an angle (float, in degrees, and i'm supposing the tank is at 0ยบ when his cannon points to the right), a speed (float), and there is a time constant called "deltaT"

## How to round a number to a certain distance?

I have a value like this: 421.18834 And I have to round it mathematical correctly with a mask which can look like this: 0.05 0.04 0.1 For example, if the mask is 0.04, i have to get the value 421.20, because .18 is nearer at .20 than .16. All functio

## Rounded to the nearest whole number

I've been searching for quite awhile and can't seem to find anything on this. How do I round a number up to the nearest whole number? I'm using the number of objects in an array and dividing it by 3. Say [array count] is 10, and I want to get a 4 as

## How can I get the starting price of the basket exactly to the piece using Javascript?

How do I get cart checkout price exact to the penny using Javascript? Right now after taking out all of the trial .rounds etc I was trying.. I am coming up 1.5 cents too high using a high 15 products/prices to test. for (var i = 0; i < Cookie.product

## Rounded with an entire division

Is there is a simple, pythonic way of rounding to the nearest whole number without using floating point? I'd like to do the following but with integer arithmetic: skip = int(round(1.0 * total / surplus)) ============== @John: Floating point is not re

## Check if the number is whole

I was surprised to learn that R doesn't come with a handy function to check if the number is integer. is.integer(66) # FALSE The help files warns: is.integer(x) does not test if x contains integer numbers! For that, use round, as in the function is.w

## Use toFixed (2) and round the math to get the correct rounding

I would like to find a function that will return this kind of formatted values : 1.5555 => 1.55 1.5556 => 1.56 1.5554 => 1.55 1.5651 => 1.56 toFixed() and math round return this value : 1.5651.fixedTo(2) => 1.57 This will be usefull for mon

## how to convert decimal points?

Possible Duplicate: c# - How do I round a decimal value to 2 decimal places (for output on a page) i have value of 1.564 and 1.565 i need round this value to 1.56 and 1.56,which function suitable for this in c#.To remove the less significant digits (

## Convert / Quantify Floating Beach to Full Range

Say I have a float in the range of [0, 1] and I want to quantize and store it in an unsigned byte. Sounds like a no-brainer, but in fact it's quite complicated: The obvious solution looks like this: unsigned char QuantizeFloat(float a) { return (unsi