10 + (-2) + (-7) +80 + (-90) ?
Answers
Answered by
0
Step-by-step explanation:
10 + (-2) + (-7) +80 + (-90)
10 - 2 - 7 + 80 - 90
10 + 80 - 2 - 7 - 90
90 - 99
-9
Answered by
0
Step-by-step explanation:
= 10 - 2 -7 + 80 - 90
= 10 - 9 - 10
= 10 - 19
= -9
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