Question

4 + [5-{2+( 5- 6 1/2 + 4 1/2)}]​

Answer 1

Answer:

4+[5-{2+( 5-3+2)}]

4+[5-{2+(2+2)}]

4+{5-(2+4)]

4+(5-6)

4+.-1

4-1

3

I hope it's help you