Examine the work shown. Explain the error and find the correct result. 1-2 sentences

Question

2(4 - 16) - (- 30)
2(- 12) - (- 30)
24 - (- 30)
54

Answer 1

The error is in the fourth line where 24 minus negative 30 is incorrectly computed as 54. The correct result should be 24 + 30, which is 54.