LESSON PLANNING OF DECIMALS AND PERCENTAGES
Subject Mathematics
Grade 5th
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.
