Question

6 - 4 [ 4-2 + { -3 + 2 (7 - 8)}

Answer 1

Thnq.......... Sorry for bad Handwriting :-)

Answer 2

6-4[4-2+{-3+2(7-8)}]

6-4[4-2+{-3+2(-1)}]

6-4[4-2+{-3+2-1}]

6-4[4-2+{-1-1}]

6-4[4-2+{-2}]

6-4[4-2-2]

6-4[2-2]

6-4[0]

6-4

2