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Mathematics
Julissa Werner
30 November, 12:25
Adding Negative Numbers
-2 + (-7) =
+3
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2
)
Melanie Grimes
30 November, 14:31
0
-9
Step-by-step explanation:a negative number plus a negitive must be negative and it's basically the same except you add the minus sign as positive adding
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Kamora
30 November, 15:14
0
-9
Step-by-step explanation:
when adding - numbers if they're both negative then add then and put the negative sign in front
-2+-7
both negative
so add
7+2 = 9
then - sign
-9
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