1. Problem-Solving Pupils’ Version
Bridging the Gap
Problem-Solving: Area and Perimeter with Money . L3 L4 to

2. Note to Pupils This resource will help you to… Remember ….
… So you survived the
FRIENDLY PROBLEM-SOLVING AREA AND PERIMETER!
… You came out tops on the
FRIENDLY PROBLEM-SOLVING!!
BUT … are you ready to face THIS FIENDISH ACTIVITY???
This resource will help you to…
Practise your expertise as a problem-cracker of brain-frying challenges about area AND perimeter AND money !
Remember ….
You can walk these challenges! Why?
Because you’ve learned the easy R U P C way to solve even the hardest problem!

3. Slides 4 - 6 Recap of the R U PC method for easy problem-solving
Content
Slides Recap of the R U PC method for easy problem-solving
Slides The Fiendish Problems!
Slide 17 Where To Next?
(TO GO TO LINK: HOLD DOWN CONTROL AND CLICK ON YOUR CHOICE)
How to use this resource
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FORWARD: OR OR Enter OR Left-hand mouse
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TO START POWERPOINT: F5 OR Slide Show > View Show
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4. R U a Problem-Coward ? R U a Problem-Cracker? Which One Are You ???
… or …
R U a Problem-Cracker?
PROBLEM!

5. R U PC? Problem Cracker ? R U a Read it Underline it Picture it
Calculate it
STEP 1 ?
STEP 2 ?
STEP 3 ?
STEP 4 ?
Read it !
Underline It !
Picture It! !
Calculate It !

6. Read it! … what’s it about? Underline it! … find the clues
You have already checked out the basics in School
Booster about: -
- Area of rectangles
- Perimeter of rectangles
- Money
Now you’re ready to try out some problems about all three!
How to become a PROBLEM-CRACKER in 4 Easy Steps!
R U P C ?
Read it! … what’s it about?
Underline it! … find the clues
Picture it! … add? subtract? multiply? divide?
… use a number line to help
Calculate it! … work it out !

7. Flooring, roller blinds, wallpaper, and a brand new whiteboard!
Now Your Turn!
Senorita Rojo, the Head of Spanish, is organising a total makeover of his Spanish classroom!
Flooring, roller blinds, wallpaper, and a brand new whiteboard!
Can you work out the total cost?
You will need to:
Work out the cost for each item
Work out the total at the end
Get a pen and paper to keep track!
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

8. Now Your Turn! 1 R U P C ? Click for solution to problem
ITEM 1: Flooring
Laminate flooring is £7.50 per square metre.
The classroom is 8 metres long and 4 metres wide and 2m high.
What is the cost of the flooring?
Click
for
solution to
problem
Flooring £240
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

9. Now Your Turn! 2 R U P C ? Click for solution to problem
ITEM 2: 3 LARGE WINDOW BLINDS
Each blind is £8 per square metre.
The 3 large windows are 500cm by 600cm each.
What is the cost of the three blinds?
Click
for
solution to
problem
Running Total
Total was £240
Large blinds £720
Total so far £960
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

10. Now Your Turn! 3 R U P C ? Click for solution to problem
ITEM 3: 2 SMALL WINDOW BLINDS
Each blind is £21 per square metre.
The 2 small windows are 200cm by 150cm each.
What is the cost of the two blinds?
Click
for
solution to
problem
Running Total
Total was £960
Small blinds £126
Total so far £1086
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

11. Now Your Turn! 4 R U P C ? Click for solution to problem
ITEM 4: PAINT FOR FRONT WALL
The front wall is 8m long and 2m high.
Deelux Matt Emulsion costs £10.25 per tin. Each tin covers 5m² of wall.
How many tins? Total cost of paint?
(Remember – you have to buy whole tins of paint!)
Click
for
solution to
problem
Running Total
Total was £1086
Front wall paint £41
Total so far £1127
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

12. Now Your Turn! 5 R U P C ? Click for solution to problem
ITEM 5: PAINT FOR 3 WALLS
The back wall is 8m long and 2m high.
Both side walls are 4m long and 2m high.
Cheepo Eggshell Emulsion costs £16.50 per tin. Each tin covers 6m² of wall.
How many tins? Total cost of paint?
(Remember – you have to buy whole tins of paint!)
Running Total
Total was £1127
3 walls – paint £99
Total so far £ 1226
Click
for
solution to
problem
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

13. Now Your Turn! 6 R U P C ? Click for solution to problem
ITEM 6: STORE CUPBOARD
A strong wall cupboard is built to house the classroom set of laptops:
It’s made from five
rectangular pieces of wood:
The front (for the 2 doors)
The left and right sides
The top and bottom
The wood is £6 per square metre. The 30 screws cost 5p each. The handles are £1.25 each.
What is the total cost of cupboard?
2.5m 1m
Click
for
solution to
problem
Running Total
Total was £1226
Cupboard £61
Total so far £1287
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

14. Now Your Turn! 7 R U P C ? Click for solution to problem
ITEM 7: THE WHITEBOARD
1 rectangular whiteboard (250cm x 150cm): £195.
Protective edging strip for whiteboard: £4.25 per metre.
What is the total cost of the whiteboard and strip?
Click
for
solution to
problem
Running Total
Total was £1287
Whiteboard £228
Total so far £1515
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

15. Now Your Turn! 8 R U P C ? Click for solution to problem
ITEM 8: THE TABLES
Only £280 left! But Senor Rojo is determined to buy 30 new chairs!
There are 3 special offers:
5 for £ for £ for £27.60
He can only order 30 chairs if it doesn’t cost more than £280.
Can he afford the tables? If so, how much does she spend?
Click
for
solution to
problem
Running Total
Total was £1515
Chairs £276
Total so far £1791
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

16. Time to Total R U P C ? Click for solution to Problem
TOTAL COST OF THE SPANISH ROOM
There were 8 major items in this fiendish challenge!
Did you work out their total?
If you were correct, then you are a -
FIENDISH PROBLEM-SOLVER WITH MONEY, AREA AND PERIMETER!
Running Total
Flooring £240
Large blinds £720
Small blinds £126
Front wall paint £41
3 walls – paint £99
Cupboard £61
Whiteboard £228
Chairs £276
Total £1791
Click
for
solution to
Problem
R U P C ?
STEP 1 ?
STEP 2
STEP 3
STEP 4
Underline It !
Picture It! !
Calculate It !
Read it !

17. Now U R PC with Area and Perimeter and Money… Why not have a go at Revising Ratio and Proportion? Or are you ready to try … THE BUS STOP METHOD OF DIVISION? PRESS ESCAPE TO RETURN TO MENU