2. Addition and subtraction
PRACTICE: Addition and subtraction using an algorithm
Interactive practice questions
Use the number line, to help you find the value of $24+239$24+239.
$24+239$24+239 $=$= $\editable{}$
Easy
< 1min
Find the value of $333+451$333+451.
Medium
< 1min
Find the value of $9664-433$9664−433.
Medium
< 1min
Find the value of $2214+575$2214+575.
Medium
< 1min
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