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Mathematics, 14.02.2020 21:45 dawsoncarlisle

How can the subtraction problem 9−4 be rewritten as an addition problem?

(−9)+(−4)
(−9)+4
9+(−4)
9+4

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How can the subtraction problem 9−4 be rewritten as an addition problem?

(−9)+(−4)
...
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