Simplify the following:
12 - 6/2×3
The gcd of 6 and 2 is 2, so 6/2 = (2×3)/(2×1) = 2/2×3 = 3:
12 - 3×3
-3×3 = -9:
12 + -9
12 - 9 = 3:
Answer: 3
