Question

estimate the amount of the tip by rounding the bill to the nearest dollar before calculating. 20% tip on a bill of $86.72 the amount of the tip is approximately $

Explanation:

Step1: Round the bill to nearest dollar

The bill is $86.72. To round to the nearest dollar, we look at the decimal part. Since 0.72 ≥ 0.5, we round up. So $86.72 rounded to the nearest dollar is $87.

Step2: Calculate 20% of the rounded bill

To find 20% of $87, we convert 20% to a decimal (0.20) and multiply by 87. So the calculation is $87\times0.20 = 17.4$.

Answer:

17.4