correctly

cooked, correct, done, used

The instructions weren't followed correctly, so the task had to be done again from the start.

answer, answered, doesn't, doing, executed, head-spinning, hear, mail

She answered the math question correctly even though the problem was quite difficult.

song, tom, words

She couldn't remember the words correctly, so she hummed along instead.

in

I didn't answer the math problem correctly in the exam yesterday.

clearly, completely

She completely understood the instructions, but she didn't answer the question correctly on the test.