27 The concept of areas of plane figures can be introduced to the students of class V by 1. measuring the area of any figure with the help of different objects like palm, leaf, pencil etc 2. calculating the area of a rectangle by finding length and breadth of a rectangle and using the formula for area of a rectangle 3. stating the formula for area of rectangle and square 4. calculating the area of figures with the help of counting unit squares
26 Which teaching comparison of fractions in which the numerators are same e.g., 3/5 and 3/7 Rohit's response was "Since the numerators are same and since 7 is bigger than 3/5." This suggests that 1. rohit does not know the concept of equivalent fractions 2. rohit has not practised well 3. rohit does not understand the magnitude of fractions 4. rohit does not know the concept of numerator and denominator