For Example: Add the following fractions. 1 4 1. / + / 6 6 1 = / + / = (1+4) / = / 5 4 6 6 6 6 4 3 2 2. / + / + / 7 7 7 4 3 2 / + / + / 7 7 7 9 = (2+3+4) / = / 7 7