Flashcards

Number Basics

Martin Everton English 13 cards

Cards in this deck (13)

1Definition of a Real NumberAll numbers including:
Integers
Rational Numbers
Irrational Numbers
2Definition of an IntegerA whole number that can be either
positive or negative
e.g +2 and -1
3Definition of a Rational NumberIs a Real Number
that can be written as a fraction
and terminates or is recurring
e.g. 1/8
4Definition of an Irrational NumberAn Irrational Number is a real number that cannot be written as a simple fraction, and the decimal value does not recur.
e.g. pi
5BIDMASBrackets
Indices
Division
Multiplication
Addition
Subtraction
6The Sum of NumbersThe Addition of numbers
7The Product of NumbersNumbers multiplied together
e.g. 9 x 8
8A Difference of two NumbersThe Difference is calculated by
Subtracting one number from another
e.g. 9 - 7
9The Quotient of a NumberThe result of dividing one number by another
e.g. 9/3
10Definition of a Prime NumberAn integer greater than 1 whose only factors are 1 and itself
11Definition of a Composite NumberAn integer greater than 1 that isn’t a prime number.
12Lowest Common MultipleThe lowest (or least) common multiple (LCM) of two or more integers
is the smallest positive integer that is a multiple of all of them. For
example, the lowest common multiple of 4 and 6 is 12
13Highest Common FactorThe highest common factor (HCF) of two
or more integers is the largest positive number that is a factor of all of them.
For example, the highest common factor
of 24 and 30 is 6