Check your table. It should look like this:
| Unit | Symbol | Equivalent in metres | Fraction of a metre |
| metre | m | 1 | one |
| decimetre | dm | 0.1 | one tenth |
| centimetre | cm | 0.01 | one hundreth |
| millimetre | mm | 0.001 | one thousandth |
| micrometre | mm | 0.000 001 | one millionth |
| nanometre | nm | 0.000 000 001 | one thousand millionth |
Well done!
How do we learn the contents of this table?
There are two key things to learn: 1) the unit names and 2) the fraction of a metre that each unit is.
Use these links to do this. Then return to this page.
How to learn the sizes of each of the units
Use the scrap paper technique. Keep trying to generate the table without any prompts until you can reproduce all of it without mistakes!
Now find out how to be able to change from one of these units of measurement to another