7th Grade Math Flashcards: Multi Step Ratio And Percent Problems

What this deck covers

This deck focuses on Multi Step Ratio And Percent Problems, giving you a quick way to review the definitions, rules, and examples that matter most for 7th Grade Math.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Flashcard 1: A salesperson earns $6\%$ commission on \500$ in sales. What is the commission?

Answer: \30$. Calculate$500 \times 0.06 = 30$.

Flashcard 2: Find the tip on a $\30$ meal at $20\%$.

Answer: $\6$. Calculate $30 \times 0.20 = 6$.

Flashcard 3: Find the percent error when $E=52$ and $A=50$.

Answer: $4\%$. Calculate $\frac{|52-50|}{50} \times 100\% = \frac{2}{50} \times 100\%$.

Flashcard 4: A value drops from $80$ to $60$. What is the percent decrease?

Answer: $25\%$. Calculate $\frac{80-60}{80} \times 100\% = \frac{20}{80} \times 100\%$.

Flashcard 5: A price rises from \40$to$$50$. What is the percent increase?

Answer: $25\%$. Calculate $\frac{50-40}{40} \times 100\% = \frac{10}{40} \times 100\%$.

Flashcard 6: A store marks up \40$by$15%$. What is the new price?

Answer: \46$. Calculate$40 \times 1.15 = 46$.

Flashcard 7: Identify the decimal form of $35\%$.

Answer: $0.35$. Move decimal point two places left to convert percent to decimal.

Flashcard 8: What is $18\%$ of $50$?

Answer: $9$. Multiply $50 \times 0.18 = 9$.

Flashcard 9: What is the sale price of \60$after a$25%$ discount?

Answer: \45$. Calculate$60 \times (1 - 0.25) = 60 \times 0.75$.

Flashcard 10: A \50$bill includes a$10%$ tip. What was the pre-tip bill amount?

Answer: \frac{\50}{1.10}$. Divide total by$1.10$ to find original bill.

Flashcard 11: What is the total cost after $7.5\%$ tax is added to \80 $?

Answer: \86 $. Add tax to original:$80 + 6 = 86$.

Flashcard 12: Find the percent increase from $50$ to $65$.

Answer: $30\%$. Change is $15$, so $\frac{15}{50} \times 100\% = 30\%$.

Flashcard 13: What is $15\%$ of $80$?

Answer: $12$. Convert 15% to 0.15, then multiply: $0.15 \times 80 = 12$.

Flashcard 14: What decimal is equivalent to $7\%$?

Answer: $0.07$. Move decimal point two places left: 7% = 0.07.

Flashcard 15: Find the total cost of a \50$item with$8%$ sales tax.

Answer: \54$. Calculate$50 \times 1.08 = 54$.

Flashcard 16: Find the tip on a \40$bill at$15%$.

Answer: \6$. Calculate$40 \times 0.15 = 6$.

Flashcard 17: Find the commission on \600$in sales at$5%$.

Answer: \30$. Calculate$600 \times 0.05 = 30$.

Flashcard 18: Find the selling price if an item costs \80$and is marked up$25%$.

Answer: \100$. Selling price is$80 + (80 \times 0.25) = 80 + 20 = 100$.

Flashcard 19: Find the percent error when measured is $52$ and accepted is $50$.

Answer: $4\%$. Error is $\frac{|52-50|}{50} \times 100\% = \frac{2}{50} \times 100\% = 4\%$.

Flashcard 20: Find the sale price of a \120$item after a$30%$ markdown.

Answer: \84$. Calculate$120 \times (1 - 0.30) = 120 \times 0.70 = 84$.

Flashcard 21: Find the tax on \80$at a tax rate of$7.5%$.

Answer: \6$. Tax is$80 \times 0.075 = 6$.

Flashcard 22: What percent is equivalent to the decimal $0.35$?

Answer: $35\%$. Move decimal point two places right: 0.35 = 35%.