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Question
20 + 80 + ____ = 0
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Solution
20 + 80 + −100 = 0
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Chapter 1: Number System - Exercise 1.1 [Page 9]
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RELATED QUESTIONS
Use the number line and add the following integers: 8 + (−8)
Use the number line and add the following integers: (−1) + (−3)
Use the number line and add the following integers: 3 + (−2) + (−4)
____ + (−70) = 70
171 + _____ = 0
[(−3) + (−12)] + (−77) = ______ + [(−12) + (−77)]
Add the following
(−100) + (−10)
Thenmalar appeared for competitive exam which has negative scoring of 1 mark for each incorrect answer. In paper I she answered 25 questions incorrectly and in paper II, 13 questions incorrectly. Find the total reduction of marks
20 + (−9) + 9 = _____
Add without using a number line:
(–13) + (+18)
