I need help with that. I happen to have that question now in my Math lesson :( HELP!!!
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i love regrouping it is fun the end
addition- sum subtraction- difference
no, the absolute value does not change the subtraction into addition. it does however, change the difference to positive ( if the difference is negative)
No. The sum is the answer to an addition problem. The difference is the answer to a subtraction problem.
multiplication - product division - quotient addition - summation subtraction - difference