## Algebra 1: Common Core (15th Edition)

$2$%
To change the minutes to seconds: 6 minutes and 13 seconds $6=\frac{s}{60}$ $6\times60=s$ 360 = s 360 + 13 = 373 seconds 6 min 5 sec 360 + 5 = 365 seconds To find the percent decrease p%=$\frac{original-new}{original}$ p%=$\frac{373-365}{373}$ p%$\approx0.0214$, or 2%