# kph to mph Conversion

Welcome to our kph to mph help page.

We have an online calculator to help you convert kilometers per hour to miles per hour, lots of worked examples, and clear instructions for how to do the conversion yourself.

Want to practice this skill? Try our printable km per hour to miles per hour worksheet.

## kph to mph conversion calculator

How It Works

### How to do your own kph to mph conversion

How to convert kph to mph

To convert an amount from kilometers per hour to miles per hour, you just need to multiply the amount by 0.6213 (to 4dp).

This is because 1 km = 0.6213 miles (to 4dp).

### Worked Examples

1) Convert 12 kilometers per hour into miles per hour.

To convert from kph into mph we need to multiply by 0.6213.

12 x 0.6213 = 7.5 (to 1dp)

So 12 kph is 7.5 mph to 1dp.

To convert from kph into mph we need to multiply by 0.6213.

20 x 0.6213 = 64.636

So 20 kph is 12.43 mph to 2dp.

3) What is 100 kph in mph?

To convert from kph into mph we need to multiply by 0.6213.

100 x 0.6213 = 62.13

So 100 kph is 62.1 mph to 1dp.

4) How many miles per hour is 35 km per hour? Give your answer to 2 decimal places.

To convert from kph into mph we need to multiply by 0.6213.

35 x 0.6213 = 21.7455

So 35 kph is 21.75 mph to 2dp.

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### Online Speed Conversion Check

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