math year 8

math year 8

1. fractions

   • percent of a fraction
     • (number divided by 100) (x) (%)
   • fractional increase
     • same as fractions decrease but add
   • whole amount of a fraction
     • put the bottom part of the fraction in squares and equal out the number in the squares.
     • then select how many squares you keed with the top number of the fraction
   • fractional decrease
     • do the same as fractions amount but minus the number with the answer at the end

2. conversion

   • % into decimal
     • divide by 100
   • decimal into %
     • times by 100
   • % in to fractions
     • add 10,100,1000 to the bottom of the number
   • decimal into fractions
     • same as % to fractions
   • fractions into %
     • tern the fraction to the decimal and tern that decimal to a %
   • fractions into decimal
     • divide the top number by the bottom number