Description |
Symbols |
Example |
---|---|---|
Add, Subtract |
+, - |
1 + 5 - 2 |
Multiply |
* × |
3 × 4 |
Divide |
/ ÷ |
10/5 |
Exponent |
^ |
3^3 |
Percentage |
% |
$30 + 20% |
Brackets |
( ) |
(10+20)(30+40) |
Scientific E (*10^) |
e |
3e3 |
Factorial |
! |
10! |
Variable Definition |
= |
a = 10 |
Square Root |
√ |
√9 |
Mod |
mod |
5 mod 2 |
Operation |
Example |
Result |
---|---|---|
Percentages on, of, off numbers |
||
Adding a percentage to a number |
$100+10% |
$110 |
Percentage of a number |
10% of 200 |
$20 |
Subtracting a percentage from a number |
$100-10% |
$90 |
Numbers as percentages of and off each other |
||
One number as a percentage on another |
30 as a % on 200 |
15% |
One number as a percentage of another |
30 as a % of 200 |
15% |
One number as a percentage off another |
30 as a % off 200 |
85% |
Calculating the original number given a final number and percentage change |
||
Mark up |
10% on what is $200 |
$181.82 |
Mark |
10% of what is $200 |
$2,000.00 |
Mark down |
10% off what is $200 |
$222.22 |
Percentage increase/decrease |
||
Percentage increase |
230 as a % increase of 200 |
15% |
Percentage decrease |
200 as a % decrease of 230 |
13.04% |
Calculations with pure percentages |
||
Adding & subtracting percentages |
100% + 45% |
145% |
Other Examples:
tax = 10% |
10% |
$300 + tax |
$330 |
Operation |
Word |
Example |
---|---|---|
Addition |
and |
$15 for lunch and $25 for dinner |
plus |
1 plus 1 |
|
Subtraction |
less |
$20 less $3 |
minus |
10 minus 2 |
|
Multiplication |
of |
half = 0.5 |
at |
10 copies at $20 each |
|
by |
The room is 5 by 5 |
times |
7 times 8 |
Division |
over |
5 over 10 |
per |
$80 per week |
|
Reverse Subtraction |
from |
10 from 50 |
Reverse Division |
into |
7 into 45 |
Convert using "to", "as" and "in".
Category | Name | Other Symbols | SI Prefixes |
---|---|---|---|
Time | second |
s sec |
✓ |
minute |
min m |
✗ | |
hour | h | ✗ | |
decade | ✗ | ||
day | ✗ | ||
week | wk | ✗ | |
month | ✗ | ||
millenium | ✗ | ||
year | yr | ✗ | |
century | ✗ | ||
Mass | ounce | oz | ✗ |
stone | ✗ | ||
metric ton | t | ✗ | |
gram | g | ✓ | |
pound |
lb lbs |
✗ | |
Volume | teaspoon | tsp | ✗ |
pint | ✗ | ||
cubic inch |
cu inch |
✗ | |
quart | ✗ | ||
cubic mile | cu mi | ✗ | |
dessertspoon | ✗ | ||
litre |
L liter |
✓ | |
cubic meter |
cu m cubic metre |
✗ | |
tablespoon | tbsp | ✗ | |
cubic foot | cu ft | ✗ | |
gallon | ✗ | ||
dash | ✗ | ||
cup | ✗ | ||
fluid ounce | fl oz | ✗ | |
Length | chain | ch | ✗ |
foot | ft | ✗ | |
fathom | ✗ | ||
mil | ✗ | ||
mile | mi | ✗ | |
yard | yd | ✗ | |
micron | ✗ | ||
meter |
m metre |
✓ | |
parsec | pc | ✗ | |
bohr | ✗ | ||
point | pt | ✗ | |
nautical mile |
NM nmi |
✗ | |
astronomical unit | AU | ✗ | |
inch | ✗ | ||
league | lea | ✗ | |
Area | square meter |
sq m square metre meter squared metre squared |
✗ |
hectare | ha | ✗ | |
square mile |
sq mi mile squared |
✗ | |
square mil |
sq mil mil squared |
✗ | |
square kilometer |
sq km square kilometre kilometer squared kilometre squared |
✗ | |
square centimeter |
sq cm square centimetre centimeter squared centimetre squared |
✗ | |
acre | ac | ✗ | |
square foot |
sq ft foot squared |
✗ | |
square inch |
inch squared sq inch |
✗ | |
Speed | mile per hour | mph | ✗ |
knot | kn | ✗ | |
Frequency | hertz | Hz | ✓ |
Pressure | bar | bar | ✗ |
pascal | Pa | ✓ | |
atmosphere | atm | ✗ | |
pound per square inch | psi | ✗ | |
Energy | calorie | cal | ✗ |
joule | J | ✓ | |
watt hour | Wh | ✓ | |
Power | watt | W | ✓ |
horsepower | hp | ✗ | |
Force | newton | N | ✗ |
Computer Storage | kibibyte | KiB | ✗ |
pebibyte | PiB | ✗ | |
exbibyte | EiB | ✗ | |
mebibyte | MiB | ✗ | |
zebibyte | ZiB | ✗ | |
byte | B | ✓ | |
gibibyte | GiB | ✗ | |
tebibyte | TiB | ✗ | |
bit | ✓ | ||
yobibyte | YiB | ✗ | |
Category | Name | Code | Symbol |
Currencies | Australian Dollars | AUD | $ |
Bulgarian Levs | BGN | лв. | |
Brazilian Reals | BRL | R$ | |
Canadian Dollars | CAD | $ | |
Swiss Francs | CHF | SFr. | |
Chinese Yuans | CNY | 元 | |
Czech Korunas | CZK | Kč | |
Danish Kroners | DKK | kr | |
Estonian Kroons | EEK | KR | |
Euros | EUR | € | |
British Pounds | GBP | £ | |
Hong Kong Dollars | HKD | $ | |
Croatian Kunas | HRK | Kn | |
Hungarian Forints | HUF | Ft | |
Indonesian Rupiahs | IDR | Rp | |
Indian Rupees | INR | Rs. | |
Japanese Yen | JPY | ¥ | |
South Korean Wons | KRW | ₩ | |
Lithuanian Litas | LTL | Lt | |
Latvian Lats | LVL | Ls | |
Mexican Pesos | MXN | $ | |
Malaysian Ringgits | MYR | RM | |
Norwegian Krones | NOK | kr | |
New Zealand Dollars | NZD | $ | |
Philippine Pesos | PHP | ₱ | |
Polish Zlotys | PLN | zł | |
Romanian Leis | RON | lei | |
Russian Rubles | RUB | руб. | |
Swedish Kronas | SEK | kr | |
Singapore Dollars | SGD | $ | |
Thai Baht | THB | ฿ | |
Turkish Lira | TRY | TRY | |
U.S. Dollars | USD | $ | |
South African Rand | ZAR | R |
Description |
Symbols |
Example |
---|---|---|
Logical shift left, right |
<<, >> |
45 >> 2 |
Bitwise AND |
& |
0xd & 0b1010 |
Bitwise OR |
| |
0b1100 | 0b1110 |
Bitwise XOR |
XOR |
0b0101 xor 0b1011 |
Examples of Hex & Binary Expressions
0xFF + 0b1001 |
264 |
Symbol |
Value |
---|---|
pi |
3.1415926535897932384626433832795 |
e |
2.7182818284590452353602874713526 |
Create a custom variable using equals:
a = 10 |
10 |
a + 5 |
15 |
Type |
Name |
Function |
---|---|---|
Trigonometry |
Sine |
sin(x) |
Cosine |
cos(x) |
|
Tangent |
tan(x) |
|
Roots |
Square root |
sqrt(x) |
Logarithms |
Natural log |
ln x, ln(x) |
Log base 10 |
log x, log (x) |
|
Log base 2 |
log2 (x) |
|
Other |
Exponent |
exp(x) |
Absolute value |
abs(x) |
Example of Function Use:
sin(30) + cos(40) |
10 |
Tips:
Statistics |
Total, Average, Variance, Standard Deviation |
Displayed directly below the answer column. |
Answer Palette |
Decimal, Degrees, Fraction, Hex, Binary, Currencies |
Each conversion will only display if relevant. For example 3/6 will display 1/2 for fraction. |
Maximum Accuracy |
50 decimal places |
Use the Formatting Bar to modify dp. |
Supported Bases |
Decimal, Binary, Hex |
Use the Formatting Bar to set the base of your expression. |
Trigonometry Modes |
Degrees, Radians |
Use the Formatting Bar to modify trig mode. |
Description
Symbol
Heading
Everything to the right will become bold and not evaluate.
@
Label
Everything to the left will become bold and not evaluate.
:
Comment line
Put this on the end of a line to prevent it being calculated
;
Inline comment
Anything between the quote symbols will not be calcuated.
" "
Examples:
@work expenses
Food: $10 for lunch
$10
9 times out of 10 this will be correct;
$40