8. solve the following:
(i) (-11) + 15 + 17 + 9+(-11) ( (ii)2378 + (-981)
(iii) 57 -27 - (-37)
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Answered by
1
Answer:
1)19
2)1397
3)67
Step-by-step explanation:
+ + = +
+ - = -
- - = +
- + = -
Attachments:
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