Convert Microseconds to Milliseconds
Need to change a microsecond to millisecond? Use our free tool below to do the math. It's easy to convert micro to milli for your lab test or computer project. Just divide your microseconds by 1,000.
Microseconds to milliseconds converter
Quick Reference
Microsecond to Millisecond Conversion Table
Here are some common values so you don't have to grab a calculator. This chart shows exactly how to change us to ms quickly.
| Microseconds | Calculation | Milliseconds (ms) |
|---|---|---|
| 1 µs | 1 ÷ 1,000 | 0.001 ms |
| 10 µs | 10 ÷ 1,000 | 0.01 ms |
| 100 µs | 100 ÷ 1,000 | 0.1 ms |
| 250 µs | 250 ÷ 1,000 | 0.25 ms |
| 500 µs | 500 ÷ 1,000 | 0.5 ms |
| 1,000 µs | 1,000 ÷ 1,000 | 1 ms |
| 1,500 µs | 1,500 ÷ 1,000 | 1.5 ms |
| 2,000 µs | 2,000 ÷ 1,000 | 2 ms |
| 5,000 µs | 5,000 ÷ 1,000 | 5 ms |
| 10,000 µs | 10,000 ÷ 1,000 | 10 ms |
| 50,000 µs | 50,000 ÷ 1,000 | 50 ms |
| 100,000 µs | 100,000 ÷ 1,000 | 100 ms |
| 500,000 µs | 500,000 ÷ 1,000 | 500 ms |
| 1,000,000 µs | 1,000,000 ÷ 1,000 | 1,000 ms |
Step by Step
How to Convert Microseconds to Milliseconds
Changing a microsecond to millisecond is simple because the math is exact.
The Formula
Both of these measure very small amounts of time. The exact rule you need for the conversion of micro to milli is that 1,000 microseconds make up 1 millisecond. To get milliseconds, just divide your microseconds by 1,000.
If you ever need to go from microseconds to milliseconds to seconds, you just divide by 1,000 twice.
How to Turn Microseconds into Milliseconds
Identify the microsecond value
Pick the number of microseconds you want to convert. Let us say you have 2,000 us.
Divide by 1,000
Take 2,000 and divide it by 1,000. This leaves you with exactly 2.
Label your answer
Write ms after your number so it makes sense. Now you know you have 2 milliseconds.
Understanding Time
The Difference Between Microseconds and Milliseconds
These are both very quick units of time. We use a microsecond for extremely short events like computer processing. We use a millisecond for slightly longer things like network delays.
When you convert micro to milli, you always divide by 1,000. People sometimes write this abbreviation as µs, μs, or even ųs. They all mean the same thing. To find your answer in ms, just divide the number by 1,000.
For example, 500 µs is 0.5 ms. This conversion is used all the time in computing, electronics, and digital systems.
Worked Examples
Sample Microsecond to Millisecond Calculations
Here is how to calculate microseconds to milliseconds for commonly searched values.
100 microseconds to milliseconds
Divide 100 by 1,000. You get 0.1 ms. One hundred microseconds equals one tenth of a millisecond.
250 microseconds to milliseconds
Divide 250 by 1,000. You get 0.25 ms. Two hundred fifty microseconds equals one quarter of a millisecond.
500 microseconds to milliseconds
Divide 500 by 1,000. You get 0.5 ms. Five hundred microseconds equals half a millisecond.
750 microseconds to milliseconds
Divide 750 by 1,000. You get 0.75 ms. Seven hundred fifty microseconds equals three quarters of a millisecond.
1,000 microseconds to milliseconds
Take 1,000 and divide by 1,000. One thousand microseconds is exactly 1 millisecond.
2,000 microseconds to milliseconds
Divide 2,000 by 1,000. Two thousand microseconds equals exactly 2 milliseconds.
5,000 microseconds to milliseconds
Divide 5,000 by 1,000. Five thousand microseconds equals exactly 5 milliseconds.
10,000 microseconds to milliseconds
Divide 10,000 by 1,000. Ten thousand microseconds equals exactly 10 milliseconds.
FAQ
Frequently Asked Questions
Everything you need to know about converting microseconds to milliseconds.