•SM MODERN BUTTER MAKING. 



The names of the different terms used in percent- 

 age are : The base, the rate, or rate per cent, the 

 percentage, the amount and the difference. 



Problem : Made 960 lbs. of butter from 800 lbs. 

 of butter fat. The overrun is 160 lbs., the per cent 

 of overrun is 20. 



The amount is 960 lbs., total butter made. 



The base is 800 lbs., total butter fat received. 



