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प्रश्न
Write (T) for true and (F) for false for the following statement:
(−7) ÷ (−1) = 7
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Use the sign of >, < or = in the box to make the statements true.
(– 3) + 7 – (19) 
15 – 8 + (– 9)
Given below are the temperatures in some cities. Write to them using the proper signs.
| Place | Shimla | Leh | Delhi | Nagpur |
| Temperature | 7°C below 0° | 12°C below 0° | 22°C above 0° | 31°C above 0° |
Add: -73 and -687
For the following statement write (T) for true and (F) for false:
The sum of an integer and its negative is zero.
From the sum of 33 and −47, subtract −84.
Add −36 to the difference of −8 and −68.
Which of the following statements are true and which are false?
The product of three negative integers is a negative integer.
Evaluate: 8 + (−16)
Zero is neither positive nor negative.
An atom consists of charged particles called electrons and protons. Each proton has a charge of +1 and each electron has a charge of –1. Remember number of electrons is equal to number of protons, while answering these questions:
- What is the charge on an atom?
- What will be the charge on an atom if it loses an electron?
- What will be the charge on an atom if it gains an electron?
