Question

estimate the sum.
$2\frac{2}{4} + 1\frac{1}{6} \approx \square$
round each number to the nearest whole number,
then calculate.
check
you can hit the enter key to check.

Explanation:

Step1: Round first mixed number

$2\frac{2}{4} = 2.5$, rounds to 3

Step2: Round second mixed number

$1\frac{1}{6} \approx 1.17$, rounds to 1

Step3: Add rounded whole numbers

$3 + 1 = 4$

Answer:

4