**Welcome to Grinebiter**

Welcome to Grinebiter. We hope you will find our collections interesting, and our calculators and converters useful and helpful.

**What Number Calculator**

If you take x percent of a number and get y, then what is that number?

**Sum of Digits Calculator**

Here you can enter any number to calculate sum of its digits.

**cm in height converter**

Need to know cm in height? No problem! Just go here.

**Number Lookup**

Our Number Lookup gives you tons of interesting information about the number of your choice.

**Tenths**

Tenths Lookup.

**Hundredths**

Hundredths Lookup.

**Thousandths**

Thousandths Lookup

**Grinebiter Favorites:**

**Factoring Calculator**

The fastest and best online Factoring Calculator.

**Random Integer Generator**

Here is the best online Random Integer Generator. It can generate positive and negative random integers.

**Trending:**

**Product Calculator**

Here you can find the product of any two numbers.

**Simplest Form Calculator**

Enter a fraction to calculate and convert it to its simplest form.

**Coin Converter**

Convert one coin denomination to another denomination while keeping the same value.

**Greatest Common Divisor Calculator**

Quickly calculate the greatest common divisor of any two numbers.