Question

C) (16 : 4 + 5) + (12 : 3 x 3) =

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Answer 1

(16:4+5)+(12:3.3)
=(4+5)+(4.3)
=9+12
=21

Answer 2

(16 : 4 + 5) + (12 : 3 x 3) =(4 + 5) + (4 x 3) =9 + 12= 21