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Maths key words
Term | Definition |
---|---|
square root | a number multiplied by itself |
area | length x width |
perimeter | the distance around a shape |
integer | a whole number |
BEDMAS | brackets, exponents, division, multiplication, addition, subtraction |
variable | an unknown value |
percentage | % |
improper fraction | larger number on top of fraction |
mixed fraction | large number out the front with a proper fraction |
x axis | - |
y axis | | |
to the power of symbol | ^ |
revolution | 360 degrees |
acute angle | less than 90 degrees |
reflex angle | greater than 180 degrees |
right angle | 90 degrees |
straight angle | 180 degrees |
obtuse angle | greater than 90 and less than 180 degrees |
numerator | number on the top of a fraction |
denominator | number on the bottom of a fraction |
simplify | to reduce a fraction to a simpler form |
fraction example | 1/2 |
percentage example | 50% |
decimal example | 0.5 |
repeating decimals | number or a group of numbers that endlessly repeat |
ratio | 1:2 |
decimal point | . |
decimal place | the numbers after the decimal point |
complementary angles | angles that add up to 90 degrees |
supplementary angles | angles that add up to 180 degrees |
mean | the average number in a set of values |
median | the middle value of a set of values |
mode | most frequently occurring value |
range | largest - smallest number |