Use the number line, to help you find the value of $24+239$24+239.
$24+239$24+239 $=$= $\editable{}$
Find the value of $333+451$333+451.
Find the value of $9664-433$9664−433.
Find the value of $2214+575$2214+575.
estimate and determine sums, differences, and products of whole numbers;