Percent Applications Flashcards for Word Problems

Question 1

What does $p\%$ mean as a decimal and as a fraction?

Accepted Answer

$$p\% = \frac{p}{100}$$ As a decimal, divide $p$ by $100$ (move the decimal 2 places left).

Question 2

What is the difference between percent increase and percent decrease?

Accepted Answer

Percent increase happens when $N>O$ so $N-O>0$; percent decrease happens when $N

Question 3

State the simple interest formula and when you use it.

Accepted Answer

$$I = Prt$$ where $I$ is interest, $P$ is principal, $r$ is annual interest rate (as a decimal), and $t$ is time in years; use for loans/savings with no compounding.

Percent Applications Flashcards for Word Problems

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