35 15 14 13 Overline 2 1 3

35 – [15 + {14-(13 + )}]

Answers:

35 – [15 + {14 – (13 + )}]
= 35 – [15 + 14 – (13 + 4)]
= 35 – [15 + 14 – (13 + 4}]
= 35- {15 + 14 -17]
= 35 – 15 – 14 + 17
= 35 + 17-15 -14
= 52 – 29
= 23