Question 1029295
The grouping distinguishes what the numerator and denominator are.  Monica ignored the grouping of 6 with 2, and then the order of operations went exactly as she key-entered:  24 divided by 6 was 4; and 4 became multiplied by 2 was 8.  Monica must understand the parenthesized expression must be evaluated separately, or here, must be done FIRST.


24 is divided both by the 6 AND by the 2.


24 DIVIDED BY 6;
That result DIVIDED BY 2;
Final answer is 2.