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

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!

Slides 4 - 6 Recap of the R U PC method for easy problem-solving Content Slides 4 - 6 Recap of the R U PC method for easy problem-solving Slides 7 - 16 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 You can control how fast or slow you go using: FORWARD: OR OR Enter OR Left-hand mouse BACK: OR OR Back Space TO START POWERPOINT: F5 OR Slide Show > View Show TO RETURN TO MENU: Escape

R U a Problem-Coward ? R U a Problem-Cracker? Which One Are You ??? … or … R U a Problem-Cracker? PROBLEM!

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 !

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 !

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 !

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 !

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 !

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 !

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 !

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 !

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 !

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 !

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 £50 6 for £57 3 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 !

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 !

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