Question

1. be precise. nicolás practiced playing the cello for 2 hours and 18 minutes. write the time nicolás spent practicing as a decimal.

Explanation:

Step1: Convert minutes to hours

Since 1 hour = 60 minutes, 18 minutes = $\frac{18}{60}$ hours.

Step2: Simplify the fraction

$\frac{18}{60}=\frac{3}{10}= 0.3$ hours.

Step3: Add the whole - number of hours

Nicolas practiced for 2 hours and 18 minutes. So the total time in hours is $2 + 0.3=2.3$ hours.

Answer:

2.3