trustle > EngliSea > Corona Safe Schooling > mathematics

Math is Fun
 
addition tips and tricks 1
7079
 
addition tips and tricks 2
compensation and doubling
5048
 
arithmetic sequence
An arithmetic sequence is made by adding the same value each time. The value added each time is the common difference.
6266
 
cardinal, ordinal and nominal number
A cardinal number says how many of something there are. An ordinal number tells the position of something in a list. A nominal number is a number used like a name.
8948
 
dimension
The number of dimensions is how many values are needed to locate points on a shape.
5044
 
equal, greater or less than
8958
 
equivalent fractions
3454
 
least common denominator
The denominator is the bottom number in a fraction. It shows how many equal parts the item is divided into.
8951
 
metric length
We can measure how long things are, or how tall or how far apart they are. The meter is the basic measurement of length in the metric system. How far is it across this patch of grass?
5046
 
Number, Numeral and Digit
A number is account or measurement. It is really an idea in our minds. A numeral is a symbol or a name that stands for a number. A digit is a single symbol used to make numerals. Digits make up numerals and numerals stand for an idea of a number just ...
8945
 
Percent & Fraction
9595
 
Percent Change
9597
 
Percent in real life
9596
 
Prime and Composite Number
○ It is a prime number when it can't be divided evenly by any number except 1 or itself. ○ prime, composite, whole, factor, fraction
8949
 
Quick Math Index
arithmetic, geometry, algebra, exponentiation, logarithm, trigonometry, calculus, topology
5043#4758
 
Ratio
9594
 
ratio & rate
5165
 
Roman numeral
The Romans showed numbers into the thousands using these 7 symbols: I for 1, V for 5, X for 10, L for 50, C for 100, D for 500 and M for 1000.
5045
 
triangles
Equilateral, Isosceles and Scalene
3961

-