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प्रश्न
Write the number in the following example using the proper signs.
A kite is flying at a distance of 120 metres from the ground.
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उत्तर
120 m
संबंधित प्रश्न
In a quiz, positive marks are given for correct answers and negative marks are given for incorrect answers. If jack’s scores in five successive rounds were 25, − 5, − 10, 15 and 10, what was his total at the end?
Multiply: 15 by 9
Multiply: –12 by –9
Divide: 2067 by –1
Write (T) for true and (F) for false for the following statement:
20 ÷ (−5) = −4
Write (T) for true and (F) for false for the following statement:
(−16) ÷ (−4) = −4
If (-13 + 6) ____ -25 - (-9) then the correct symbol in the place holder is
Fill in the blanks.
−23 − (?) = 15.
Zero is larger than every negative integer.
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 | – |
