Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
Finding a number that, when multiplied by itself, gives the original number.
Finding a number that, when added to itself, gives the original number.
Finding a number that, when divided by itself, gives the original number.
Finding a number that, when subtracted from itself, gives the original number.
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.