Question

Using suitable rearrangement and find the sum:

a) 47+(−49)+37+(−139)


please answer it quickly ​

Answer 1

$\large\fbox\red{Answer}$

$47+(−49)+37+(−139) \\ \\ = 47 - 49 + 37 - 139 \\ \\ = - 2 + 37 - 139 \\ \\ = 35 - 139 \\ \\ = - 104$

• Thnku ❣

Answer 2

Answer:

47-49+37-139

-2-102

= -104