Look at the following numbers:
−2, −1, 0, 1
Which pair of numbers has a sum of zero?
2 answers:
Answer:
-1, 1
Negative one and positive one total up with a sum of 0.
-2 + 0 is -2.
0 and 1 is 1.
0 and -1 is -1.
So, it has to be -1 and 1.
Answer:
-1+1
Step-by-step explanation:
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