| Symbol |
Term |
What
it Means |
| a + b |
Plus |
Add
the two numbers. |
| a – b |
Minus |
Subtract
the second number from the first. |
| a • b, a x b, ab, or a(b) |
Times |
Multiply
one number times the other. |
| a ÷ b, or a/b |
Divided by |
Divide
the first number by the second. |
| a = b |
Equals |
The
two numbers are equal in value. |
| a ≠ b |
Does
not Equal |
The
two numbers are not equal in value. |
| a ≈ b |
Approximately
equal |
The two numbers are
approximately equal in value. |
| a < b |
Less
than |
The
first number has a lesser value than the second. |
| a > b |
Greater
than |
The
first number has a greater value than the second. |
| a<=b |
Less
than or equal to |
The
first number has a value that is less than or equal to the second |
| a >= b |
Greater
than or equal to |
The
first number has a value that is greater than or equal to the second. |
| a! |
Factorial |
The
product of all whole numbers from 1 to a. |
| a2 |
a
squared |
Multiply
a times a. |
| √a |
Square
root |
The
number which multiplied by itself equals a. |
| ∑a |
Sum
or summation |
The
sum of all of the numbers that a can equal. |
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