Question

Evaluate the following expression
a) 12+ 12-6/2
(b) (12+3)* 4-6/2
(C) 12 + 3* (4-6)/2​

Answer 1

Answer:

1) 12 + 12 - 6/2 = 21.0

2) ( 12 + 3 ) * 4 - 6/2 = 57.0

3) 12 + 3 * ( 4 - 6)/2 = 9.0

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Answer 2

Answer:

(a) 21

(b) 57

(c) 9

Explanation:

(a) 12+12-6/2=12+12-3=24-3=21

(b) (12+3)*4-6/2=15×4-6/2=15×4-3=60-3=57

(c) 12+3*(4-6)/2

=12+3×-2/2

=12+3×-1

=12+(-3)

=12-3= 9