# Rounding to whole tenths of something

round(x, 1)

• Value

## Outputs

• Rounded value

## Neuron type

Best algorithm has been found - locked

## Patterns

Pattern Input Output
1.
 Value: 12.921
 Rounded value: 12.9
2.
 Value: 80
 Rounded value: 80
3.
 Value: 4.38
 Rounded value: 4.4

## Applicable neurons

• Multiple (x × y)
• Division (x ÷ y)
• Round to an integer
• 10
• Cube - surface area
• Volume Of a Cylinder
• character ≥

## Algorithm

### Test

```/**
* 1:
*
* @return {Array}
*/
function neuron501()
{
return [1];
}

/**
* 0:
*
* @return {Array}
*/
function neuron500()
{
return [0];
}

/**
* Connect - two inputs:
*
* @param x1 Variable A
* @param x2 Variable B
* @return {Array}
*/
function neuron520(x1, x2)
{
return [x1.toString()+x2.toString()];
}

/**
* 10:
*
* @return {Array}
*/
function neuron621()
{
var outputs = [];

arr = neuron501();
outputs[0] = arr[0];

arr = neuron500();
outputs[1] = arr[0];

arr = neuron520(outputs[0], outputs[1]);
outputs[2] = arr[0];

return[outputs[2]];
}

/**
* Multiple (x × y):
*
* @param x1 Number X
* @param x2 Number Y
* @return {Array}
*/
function neuron3(x1, x2)
{
math.config({number: 'BigNumber', precision: 64}); return [math.eval(Number(x1) + '*'+Number(x2)).toString()];
}

/**
* Round to an integer: round(x)
*
* @param x1 Value
* @return {Array}
*/
function neuron620(x1)
{
return[Math.round(Number(x1))]
}

/**
* Division (x ÷ y): X / Y
*
* @param x1 first number
* @param x2 second number
* @return {Array}
*/
function neuron17(x1, x2)
{
math.config({number: 'BigNumber', precision: 64}); return [math.eval(Number(x1) + '/'+Number(x2)).toString()];
}

/**
* Rounding to whole tenths of something: round(x, 1)
*
* @param x1 Value
* @return {Array}
*/
function neuron622(x1)
{
var outputs = [];
outputs[0] = x1;

arr = neuron621();
outputs[1] = arr[0];

arr = neuron3(outputs[1], outputs[0]);
outputs[2] = arr[0];

arr = neuron620(outputs[2]);
outputs[3] = arr[0];

arr = neuron17(outputs[3], outputs[1]);
outputs[4] = arr[0];

return[outputs[4]];
}

```