Solve Percent Problems Using Proportions

(D) Solve problems involving ratios, rates, and percents, including multi-step problems involving percent increase and percent decrease, and financial literacy problems

(Y8) Solve problems involving the use of percentages, including percentage increases and decreases, with and without digital technologies (ACMNA187)

(Y11-12) Calculate a percentage of a given amount (ACMEM011)

(Y11-12) Apply percentage increases and decreases in situations; for example, mark-ups, discounts and GST (ACMEM013)

7.RP.3 Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.