In fraction? The way is, that if the denominators are the same, you have just to add the numerators together, and copy the denominator. For the dissimilar fraction, find their LCD, then divide, and multiply the denominator, and the numerator respectively, per fraction being added. Put your answer on the top of the supposing answer, or numerator. Add or subtract. To change it to the lowest term, one must know the divisibility of every number.