Term | Definition | Example |
Prime Numbers | A natural number greater than one that has no positive factors other than one and itself | 2, 3, 5, 7, 11, 13, ... |
Real Number | A value that represents any quanitity along a number line | 4 0 -17 1/2 4/3 4.1 pi |
Natural Numbers | Counting Numbers | 1, 2, 3, ... |
Whole Numbers | Natural numbers and zero | 0, 1, 2, 3, ... |
Integers | Whole numbers and their opposites | ...-3, -2, -1, 0, 1, 2, 3, ... |
Rational Numbers | n/m where n and m are integers and m does not equal zero | 3/2 2/9 -6/10 5 = 5/1 0.5 = 1/2 |
Irrational Numbers | Any real number tha cannot be written as a fraction | pi square root of 2 |
Order of Operations | Steps taken to simplify an expression | PEMDAS |
Absoulte Value | The distance a number is from zero | |4| = 4 |-8| = 8 |
Radical | An expression that uses a root, such as a square root or cube root | |
Expression | A mathematical sentence using numbers, variables and operations, but not an equal sign or inequality | 2x + 3 - 8 |
Variable | A letter used to represent a number | x y z t |
Adding words | Plus, more then, sum, add, increase, addition | five plus two, what is the sum of two and eight. Three increased by two |
Multiplying words | Times, multiple , ***product**** | Eight time two, the multiple of two... the product of two and five is... |
Subtracting words | Decreased, minus, subtract, subtraction, | Eight decreased by two is...
Nine minus two is...
Subtract two from four.. |
Dividing words | Quotient, divided by, divide, goes into | The quotient of four and one is..
Four divided by two is...
24 gose into four how many times.. |
Three cubed | 3^3 | Three to the three on top (3, then three exponent) |
cubed root | 3 then square root sign | thee then square root sign |
Factors | Numbers that can be multiplied to get another number | 1 * 27 = 27 and 5 * 10 = 50 |