To add a loop is better on the front side of the knitting. There are several ways of adding loops one, less visible — promazyvanie loop of the previous row. In place of adding the loop provarite front hinge not from another loop on the needle, and the loops located underneath, i.e. out of the loop of the previous row (figure 23). And only after that provarite facial another loop (the one that is on the spoke).
The easiest way to remove loops is promazyvanie at the end of a number and two loops along the front.