LESSON PLANNING OF DECIMALS AND PERCENTAGES

Subject Mathematics

Grade 5^{th}

Students` Learning Outcomes

- Solve real life problems involving percentage.

Information for Teachers

- Key terms:

- Tell them while dividing and converting to decimals keep your answer to two decimal places only.
- The formula to convert percentage to decimals and vice versa:

o Percentage to decimal

o Decimal to percentage

- Consult textbook when and where required

Material / Resources

Writing board, chalk / marker, duster, textbook

Introduction

- Write this on the board and discuss:
- Hot Summer Offer up to 50% off!
- Do you know what is meant by the term ‘UP-TO’? [Let them guess ask many students until the correct guess]
- This means the maximum is 50%. It can be 10% or 40% on different types of items.

Development

Activity 1

- Ask students to find out concession / offer on following items:

- Give time to students to solve them in groups.
- Call few groups for discussion and to present their work.

Activity 2

Pair Work:

- Allocate time to solve and explain method to other member.

Activity 3

Whole Class Discussion:

- Revise steps to generate discussion.
- Dis cuss the ways in which this mathematical application of percentage might be used in their real life experience.
- Ask comparing fractions, comparing decimals and comparing percentages. What is the easiest and why? [Most of them would agree to percentage as the base is same and it becomes comparing whole number]

Sum up / Conclusion

Percentage is calculate out of 100.

- While dividing and converting to decimals write the answer up till 2 decimal places.

- The formulae to convert percentage to decimals and vice versa;

o Percentage to decimal

o Decimal to percentage

Assessment

- Solve the following questions with the help of given pictures:

o Find out the actual price.

o Find out the money of the discount.

o Find out the price of items after the discount.

- Give few more questions of percentage from daily life.

Follow up

- Ask them to take any daily used things wrapper pack and notice the percentage composition of it.
- Ask students to paste one grocery bill from their home into their copies.

o Find its total price.

o Find 45% discount on the total amount.

o Find the total amount after the discount.