numbers

fraction :

                              numbers :


positive and negative numbers :

1,2,3,4,5,6,7,8,9.... positive
-1,-2,-3,-4,-5-6.-7,-8,-9..... negative

                                             fraction , decimal , percentage

fraction : has two parts the top one the numerator  the part of something and dividing  we have and the denominator the total parts we have 
decimals

percentage : 
Percent means how many there is out  out of 100'. If20 per cent of the population owns a television this means 20 out of every 100 people have one. The symbol '%' means per cent.