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प्रश्न
Divide: –76 by –19
बेरीज
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उत्तर
–76 by –19
= `(-76)/-19`
=4
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संबंधित प्रश्न
Add: 8 + 6
Indicate the following using '+' or '−' sign: A loss of Rs 800
Indicate the following using '+' or '−' sign: A withdrawal of Rs 300
Add: -73 and -687
Find the sum of: −3057 and 199
Find the sum of: −36 and 1027
Simplify:
1056 + (−798) + (−38) + 44 + (−1)
Divide: 85 by −17
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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 | – |
