Countdown Challenge
A future classroom game idea for mental maths, strategy and whole-class discussion.
Classroom Games
Choose a topic and generate printable pupil cards plus projectable questions for CfE/SQA maths revision.
Setup
Available questions: 66
30-question game available.
Timer is off by default. Turn it on when you want to pace questions.
National 5 Mathematics Bingo is not enabled yet while formula and algebra answer formatting is checked.
How to play
A future classroom game idea for mental maths, strategy and whole-class discussion.
Generated game
Mixed - 30 questions - 4 x 4 cards - 33 card class set
Recommended: Download PDF for reliable printing.
National 5 Applications of Mathematics
Question 1 of 30
Round 3847 to the nearest hundred.
Preview / generated cards
Cards contain answers only. The projected questions reveal the matching answers during the game.
Maths Bingo
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Teacher call sheet
National 5 Applications of Mathematics - Mixed
Date: 26/05/2026
| Used | No. | Question | Answer | Working / explanation |
|---|---|---|---|---|
| [ ] | 1 | Round 3847 to the nearest hundred. | 3800 | 3847 is closer to 3800 than 3900. |
| [ ] | 2 | Volume of a 5 cm cube | 125 cm³ | 5 × 5 × 5 = 125. |
| [ ] | 3 | Find the circumference of a circle with diameter 10 cm. Use π = 3.14. | 31.4 cm | Circumference = π × diameter. |
| [ ] | 4 | Decrease £50 by 10% | £45 | 10% of £50 is £5. |
| [ ] | 5 | Mode of 2, 3, 3, 5 | 3 | The mode is the most common value. |
| [ ] | 6 | A monthly budget is £240. Rent is 35%. How much is rent? | £84 | 35% of £240 = £84. |
| [ ] | 7 | 20% of £90 | £18 | 10% is £9, so 20% is £18. |
| [ ] | 8 | Volume of a 3 cm by 4 cm by 2 cm cuboid | 24 cm³ | 3 × 4 × 2 = 24. |
| [ ] | 9 | Simplify the ratio 15:25. | 3:5 | Divide both parts by 5. |
| [ ] | 10 | Round 17.96 to one decimal place. | 18.0 | The hundredths digit is 6, so 17.96 rounds to 18.0. |
| [ ] | 11 | Perimeter of a 5 cm square | 20 cm | 4 × 5 = 20. |
| [ ] | 12 | Ratio 2:3 has total parts | 5 | 2 + 3 = 5. |
| [ ] | 13 | 5% of £300 | £15 | 5% is half of 10%. |
| [ ] | 14 | A £75 jacket has 10% off | £67.50 | 10% off means subtract £7.50. |
| [ ] | 15 | Simple interest: 5% of £200 | £10 | 5% of 200 is 10. |
| [ ] | 16 | 10% deposit on £300 | £30 | 10% of £300 is £30. |
| [ ] | 17 | Perimeter of a 6 m by 4 m rectangle | 20 m | 2 × (6 + 4) = 20. |
| [ ] | 18 | Mode of 6, 6, 8, 9 | 6 | The mode is the most common value. |
| [ ] | 19 | Monthly cost £12 for 6 months | £72 | 12 × 6 = 72. |
| [ ] | 20 | Area of a circle with radius 3 cm. Use π = 3.14. | 28.26 cm² | Area = π × radius × radius. |
| [ ] | 21 | 25% of £48 | £12 | 25% is one quarter. |
| [ ] | 22 | Best buy: 4 for £8 means each costs | £2 | £8 ÷ 4 = £2. |
| [ ] | 23 | Share 84 in the ratio 3:4. What is the smaller share? | 36 | There are 7 parts. 84 ÷ 7 = 12, so 3 parts = 36. |
| [ ] | 24 | Area of a triangle with base 8 cm and height 5 cm | 20 cm² | Area = 1/2 × 8 × 5. |
| [ ] | 25 | £60 reduced by 20% | £48 | 20% is £12; £60 - £12 = £48. |
| [ ] | 26 | Q1 = 6 and Q3 = 20. Find the interquartile range. | 14 | 20 - 6 = 14. |
| [ ] | 27 | Increase £40 by 25% | £50 | 25% of £40 is £10. |
| [ ] | 28 | The lower quartile is called | Q1 | Q1 is the lower quartile. |
| [ ] | 29 | Range of 18, 21, 29 | 11 | 29 - 18 = 11. |
| [ ] | 30 | Increase £80 by 10% | £88 | 10% is £8, so new value is £88. |