Fractions are an important mathematical concept that is very much in use in our day to day lives. By understanding fractions your children will be able to decide what portion of a whole they need. These are also helpful in solving math puzzles and quizzes. It is important for children to learn these concepts early on as fractions form the bases of complex mathematical concepts like algebra.
There are various rules to be followed for addition, subtraction and multiplication of fractions. So, children should practice often to understand and memorize these rules. Here is a worksheet on subtraction of two fractions unlike denominators.