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प्रश्न
Add: –5 + ( –2)
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उत्तर
–5 + (–2)
= – 5 – 2
= –7
संबंधित प्रश्न
Verify a − (−b) = a + b for the following values of a and b. a = 21, b = 18
Find the sum of: 1001 and −13
Divide: –639 by –71
Evaluate: 8 × (–5)
Write 'T' for true and 'F' for false for the following:
0 is neither positive nor negative.
The sum of all the integers between –5 and –1 is –6.
Fill in the blank using <, = or > :
(–2) + (–5) + (–6) ______ (–3) + (–4) + (–6)
Match the items of Column I with that of Column II:
| Column I | Column II |
| (i) The additive inverse of +2 | (A) 0 |
| (ii) The greatest negative integer | (B) –2 |
| (iii) The greatest negative even integer | (C) 2 |
| (iv) The smallest integer greater than every negative integer | (D) 1 |
| (v) Sum of predecessor and successor of –1 | (E) –1 |
Write five integers which are less than –100 but greater than –150.
Remembering that 1AD came immediately after 1BC, while solving these problems take 1BC as –1 and 1AD as +1.
Greek mathematician Archimedes lived between 287 BC and 212 BC and Aristotle lived between 380 BC and 322 BC. Who lived during an earlier period?
