B Nirmala Shastry Solutions for Exercise 4: EXERCISE 3.4

Find the sum of $-512, 69, 171$.

Find the sum of $-246, 342, -791$. 

Find the sum of $-143, 274, -157$

Find the sum of $54+\left(-3\right)+\left(-66\right)+17$.

Find the sum of $-8+\left(-9\right)+7+18$.

Find the sum of $30+\left(-43\right)+\left(-63\right)+55$.

Find the sum of $-6+\left(-7\right)+34+26$.

Find the sum of $-65+87+\left(-43\right)+\left(-55\right)+65$