Jharne De and Ranjana Kumar Solutions for Chapter: Integers, Exercise 2: Revision Exercise

Subtract: $\left(21\right)$ from $\left(-21\right)=$_____

Salim went $45\mathrm{m}$ towards the East and then $300\mathrm{m}$ towards the West. What is his position from the starting point?

Simplify:
$\left(-19\right)\left(-1\right)+\left(-34\right)+7$

Simplify:
$\left(-6\right)-\left[\left(-48\right)+\left(-12\right)\right]+\left(-2\right)-6$

Simplify:
$80\times 10\times 7+5-3$

A shopkeeper earns a profit of $₹4$ by selling a notebook and makes a loss of $₹1$ by selling a pen. Then his profit or loss on selling $3$ notebooks and $6$ pens$=₹$_____.

In a set of $10$ questions, $5$ marks are awarded for every correct answer and $2$ marks are deducted for every incorrect answer. Ram gets four correct and six incorrect answers. What is his score?

John has to climb $65$ steps to reach a temple. He could climb only $27$ steps. How many more steps does he have to climb to reach the temple?