Question

Which of the following is a shortcut to multiplying fractions? Cross multiplying method Reciprocal method Inverse method Cancellation method

Answer 1

Cancellation method

Explanation:

The shortcut method to multiply fractions is - Cancellation method

This is because while multiplying two or more fractions, we immediately cancel out the same common factors from the numerator and denominator.

This helps in keeping the answer short and precise.

Cross multiplying is mainly used when we are comparing two fractions.

Reciprocal method is used when we are dividing two fractions.

Answer 2

Cancellation method

Explanation:

The other methods may be applicable to addition or division of fractions, but will be of no help multiplying them. Cancellation can simplify the process of reducing the final result, and can aid in mentally multiplying fractions by making the numbers easier to work with (smaller).