Question

what is the percent of decrease from 9.3 to 1.7? round your answer to the nearest tenth of a percent and include a percent sign (%).

Explanation:

Step1: Calculate amount of decrease

$9.3 - 1.7 = 7.6$

Step2: Find ratio of decrease to original

$\frac{7.6}{9.3} \approx 0.8172$

Step3: Convert to percentage

$0.8172 \times 100 = 81.72\%$

Step4: Round to nearest tenth

$81.72\% \approx 81.7\%$

Answer:

81.7%