Fractions

A    fraction   simply tells us how

many  parts         of a whole we have.

You can recognize a fraction by the slash that

is written between the two numbers. We

have a top number, the   numerator

        , and a bottom number,the denominator     

. For

example, 1/2 is a fraction.

fraction

denominator

parts

numerator

 

⅓ 

¼                                    

⅖                                

⅔

4/2 

3/2 

✓

Algebra is the language of       lettters /mathematics.
In algebra we use  numbers  to represent  problems/
letters. ... Finally and most importantly, we can use algebra
to solve mathamtics /problems    . 

numbers

letters

mathematics

problems

3xn=15   n= 5

2+8=n     n=10

n-6=8      n= 14

20÷n=  5 n=4