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प्रश्न
Add: 178 and -69
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उत्तर
\[\begin{array}{r}
&178\\
+&-69\\
\hline
&109
\end{array}\]
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संबंधित प्रश्न
Write the successor of the following: 70
Write the successor of the following: −99
Write the predecessor of the following: 120
Find an integer a such that: −8 + a = 0
Find the product: 2 × (−5) × (−6)
Simplify: (–15) × (–14) + (–15) × (–6)
Fill in the blanks:
80 ÷ (......) = −5
Since 5 > 3, therefore –5 > –3
Represent the following numbers as integers with appropriate signs.
A deposit of rupees two hundred.
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 will be the charge on an atom if it loses an electron?
