| Ordre de grandeur | Symbole | Préfixe | % Correct |
|---|---|---|---|
| x 10^9 | G | Giga - | 98%
|
| x 10^6 | M | Méga - | 98%
|
| x 10^-2 | c | Centi - | 96%
|
| x 10^-1 | d | Déci - | 96%
|
| x 10^-3 | m | Milli - | 95%
|
| x 10^1 | da | Déca - | 94%
|
| x 10^2 | h | Hecto - | 94%
|
| x 10^3 | k | Kilo - | 94%
|
| x 10^-6 | μ | Micro - | 94%
|
| x 10^-9 | n | Nano - | 91%
|
| x 10^12 | T | Téra - | 85%
|
| x 10^-12 | p | Pico - | 73%
|
| x 10^-15 | f | Femto - | 55%
|
| x 10^15 | P | Péta - | 51%
|
| x 10^21 | Z | Zetta - | 34%
|
| x 10^24 | Y | Yotta - | 31%
|
| x 10^-18 | a | Atto - | 24%
|
| x 10^18 | E | Exa - | 23%
|
| x 10^-24 | y | Yocto - | 16%
|
| x 10^-21 | z | Zepto - | 14%
|