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प्रश्न
Add: 8 + 6
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उत्तर
8 + 6 = 14
संबंधित प्रश्न
In a magic square each row, column and diagonal have the same sum. Check which of the following is a magic square.
1)
| 5 | -1 | -4 |
| -5 | -2 | 7 |
| 0 | 3 | -3 |
2)
| 1 | -10 | 0 |
| -4 | -3 | -2 |
| -6 | 4 | -7 |
Use the sign of >, < or = in the box to make the statements true.
39 + (– 24) – (15) 
36 + (– 52) – (– 36)
Subtract: −15 from 25
Subtract the sum of −1050 and 813 from −23.
Divide: 85 by −17
Write (T) for true and (F) for false for the following statement:
(−10) ÷ 1 = −10
On subtracting −9 from −6, we get
Evaluate: 30 − (−50)
If we denote the height of a place above sea level by a positive integer and depth below the sea level by a negative integer, write the following using integers with the appropriate signs:
Sea level
Remembering that 1AD came immediately after 1BC, while solving these problems take 1BC as –1 and 1AD as +1.
- The Greeco-Roman era, when Greece and Rome ruled Egypt started in the year 330 BC and ended in the year 395 AD. How long did this era last?
- Bhaskaracharya was born in the year 1114 AD and died in the year 1185 AD. What was his age when he died?
- Turks ruled Egypt in the year 1517 AD and Queen Nefertis ruled Egypt about 2900 years before the Turks ruled. In what year did she rule?
- 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?
