## Topic outline

• ### Adding or Subtracting Like Fractions

• Steps to find the sum of two or more like fractions:

Step 1 Find the new numerator by adding the numerators of the given fractions.

Step 2 Retain the (common) denominator.

Step 3 Write the new numerator over the denominator.

Step 4 Simplify the fraction if required. Example 1: Solve 3/18 + 5/18 Example 2: Sam gives 2/6 of cookies to Tina and 1/6 of the cookies to Tom. How much of the cookies did he give away? Example 3: Soma and Roma shared a chocolate bar. Soma ate 1/5 and Roma ate 3/5. How much of chocolate they eat together? Subtracting Like Fractions

Steps to find the difference of two or more like fractions:

Step 1 Find the new numerator by subtracting the smaller numerator from the bigger numerator.

Step 2 Retain the (common) denominator.

Step 3 Write the new numerator over the denominator.

Step 4 Simplify the fraction if required.

Example: Subtract 3/8 from 7/8. Example 4: Find the difference between 15/21 and 11/21. Example 5: Fill in the missing fractions.  Example 6: Fill in the missing fractions.  Example 7: Jim was given 2/9 of a basket of grapes. What fraction of grapes was left in the basket? • • 