# Lesson Plan of Addition of Units of Volume

## Students` Learning Outcomes

• Add measures of volume in same units with and without carrying.
• Solve real life problems involving same units of volume for addition with and without carrying.

### Information for Teachers

• Same units of measurement can be added ;

• Liter can be added into liter.

• Milliliter can be added into milliliter.

• While teaching the lesson, the teacher should also consult textbook at all steps where and when applicable.

### Material / Resources

Writing board, chalk/marker, duster, pointer/stick, two empty bottles of one liter, a tub, textbook

### Introduction

• How do we measure the capacity of a container?

• Which units are used to measure the quantity of milk?

• Which is smaller unit of measuring capacity?

• Which is the larger unit of measuring capacity?

### Development

Activity 1

• Describe a situation: A man who buys two milk packs one 250 ml and the other 500 ml. how much milk did he buys?

Note: point out to the students we have added ml into ml.

• Only same quantity can be added together, e.g.: ml and ml or l and l.

Activity 2

• Ask students to pour the water present in the two l empty bottles into an empty tub and tell what is the volume of the water in the tub?

Activity 3

• Ask students to add the following quantities:

### Sum up / Conclusion

• Inform to students that we have learnt today how to add quantities in liter and milliliter.
• Same units of measurement can be added;
• Liter can be added into liter.
• Milliliter can be added into milliliter.

### Assessment

• Ask the following questions:
• Ali drinks ½ l water with breakfast and 2l water during lunch.
• What is the total quantity of water he uses during breakfast and lunch?
• Nazi’s tea cup is of 50ml capacity. She takes three cups tea daily. What is the total quantity of tea she takes in a day?