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प्रश्न
Find the sum of: 1001 and −13
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उत्तर
\[\begin{array}{r}
&1001\\
+&-13\\
\hline
&988
\end{array}\]
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संबंधित प्रश्न
Fill in the blanks:
(−9) + 16 = .......
Write the successor of the following: 70
For the following statement write (T) for true and (F) for false:
| −5| < |−3|
Simplify: (–36) × (72) + (–36) × 28
Write (T) for true and (F) for false for the following statement:
15 ÷ (−1) = −15
Write (T) for true and (F) for false for the following statement:
(−7) ÷ (−1) = 7
On subtracting −8 from 0, we get
In the pair given below, find the larger integer.
Write 'T' for true and 'F' for false for the following:
−|−15| = −15.
An atom changes to a charged particle called ion if it loses or gains electrons. The charge on an ion is the charge on electrons plus charge on protons. Now, write the missing information in the table given below:
| Name of Ion | Proton Charge | Electron Charge | Ion Charge |
| Hydroxide ion | +9 | – | –1 |
| Sodium ion | +11 | – | +1 |
| Aluminium ion | +13 | –10 | – |
| Oxide ion | +8 | –10 | – |
