Solve problems involving percentage change, including: percentage increase, decrease and original value problems and simple interest in financial mathematics

1. A long trip home: Calculate a total from a percentage
2. Building on a percentage basis: Calculate a total from a percentage
3. Well-watered campers: Calculate a total from a percentage
4. A tasty sweetener: Calculate a percentage increase of a quantity or number
5. As time goes by : Calculate the first quantity given a final figure and percentage increase.
6. Percentage Wise: 90% of ?=3510
7. Percentage Wise: 560% of 12 litres=?
8. Percentage Wise: Increase 320 by 80%
9. Percentage Wise: Increase 4L by 1%
10. Percentage Wise: Decrease 3L by 60%
11. Detective Duck: Calculate a percentage increase
12. Detective Duck: 25 000 reduced to 20 000 = ?% discount
13. Detective Duck: Write one number as a percentage of another
14. Come fly with me: Determine which airfare is better value
15. Detective Duck: Calculate one sum as a percentage of another
16. Detective Duck: find the percentage markdown
17. Detective Duck: Calculate a percentage reduction
18. Sum It Up: Put the correct number statement onto the answer board
19. Frankly financial: Determine which price is better value
20. A big bill: Calculate a total from a percentage
21. Screen saver: Calculate percentage discount
22. Golden fleece: Calculate percentage discount
23. Fancy pants: Calculate original price before discount
24. Pocketing the savings: Calculate original price before discount
25. Falling Prices, Rising trade: Calculate original price given percentage discount
26. You can bank on it: Calculate simple interest
27. Interesting figures: Calculate simple interest
28. Rock on: Calculate a discount as a percentage
29. Football fever: Calculate a new price given the old price and percentage increase
30. A bread and butter issue: Calculate a price difference as a percentage of one amount
31. Blow your own trumpet: Calculate a price increase as a percentage of the former price
32. Sum it up: Identify the correct calculation to solve a problem
33. Sum it up: Identify the correct calculation to solve a problem
34. Sum It Up: Put the correct number statement onto the answer board
35. Toffee profit: Calculate a sum given original expenditure and percentage profit (1)
36. Purchasing a pedigree: Calculate a total from a percentage
37. Fine leathers make fine birds: Calculate percentage discount
38. Ring appeal: Calculate a percentage discount
39. Carving up the blue: Calculate percentage discount
40. Scale Drawing: Divide a sum of money according to a given ratio (1)
41. Scale Drawing: Divide a sum of money according to a given ratio