1.

Using BODMAS15 – [16 – {12 + 21 ÷ (9 – 2)}]

Answer»

15 – [16 – {12 + 21 ÷ (9 – 2)}]

= 15 – [16 – {12 + 21 ÷ 7}]

= 15 – [16 – {12 + 3}]

= 15 – [16 – 15]

= 15 – 1 

= 14



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