Exercise 15 Page 116

We want to estimate 10.5 % of 238. Let's start by rounding each number. rcl 10.5 % & ≈ & 10 % [0.3em] 238 & ≈ & 240 Now we multiply 10 % by 240 to get an estimation. First, we write the percent as a fraction.

We found that 10.5 % of 238 is about 24.