Percentages, Discounts, Commissions,
Interest, Profit and Loss
The arithmetical principles learned in studying the topic of Percentages can be applied directly in solving problems in Discounts, Commissions, Interest, Profit and Loss.
Percentages
Base (B) Rate percent (R) Percentage (P) Amount or Difference (D) 
Commissions
List price Rate Discount Net price |
Interest
Principal Rate Interest Amount |
Discounts
Cost or Selling price Rate of commission Commission Total cost or Net proceeds 
Profit and Loss
Cost Present gain or loss Gain or loss in money Selling price |
Have some fun and test your skills with the Math Quizzes - Basic Math & Fractions
