Simply the question in the attachment
Attachments:
Answers
Answered by
0
=12-[{15-3(7-5)-4}÷5]
=12-[{15-3x2-4}÷5]
=12-[{15-6-4}÷5]
=12-[{15-10}÷5]
=12-[5÷5]
=12-1
=11
Similar questions