The Order of Units in the Metric System
Following are two sets of mnemonic devices, pick your favorite. The first two can be used together to remember quite a range of metric prefixes. One is for going up in scale and the other for going down. The third device is useful for remembering a smaller set of more commonly used prefixes both larger and smaller than the basic unit. Tip: Select one device and stick with it. Don't clog up your brain trying to keep two devices straight for a single use.
Darn Clever Mnemonic Makes No Prefix Forgettable, Absolutely
This mnemonic device is for moving down the scale of metric prefixes from the basic unit to smaller units. Tip: Make sure you know how to spell "mnemonic" (starts with an "m").
Kangaroos Hop Down My Driveway Carrying M&Ms
This mnemonic device is actually for meters. The "M" in My stands for meters. If you can remember this, you can interchange it with any basic metric unit and use this device for all metric measurements.
The table below shows the metric prefix and the matching mnemonic word.
Weight of Water
A pint's a pound the world around.
A pint of water weighs one pound.
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