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प्रश्न
20 + 80 + ____ = 0
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उत्तर
20 + 80 + −100 = 0
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अध्याय 1: Number System - Exercise 1.1 [पृष्ठ ९]
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संबंधित प्रश्न
Mark the following integers on a number line: 0
Use the number line and add the following integers: 8 + (−8)
(−30) + ____ = 60
Add the following
20 + (−72)
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
The sum of two integers is 30. If one of the integers is – 42, then find the other.
Add without using a number line:
(–13) + (+18)
Add without using a number line:
(–380) + (–270)
Find the sum of:
–52 and 52
Find the sum:
(–7) + (–9) + 4 + 16
