maths meganumber
Across
- 1. the area of a triangle with length 7 and height 12
- 4. 5742/9
- 6. the value of 7 cubed
- 7. the area of a rectangle with sides of 8 and 80
- 8. the first four terms of the sequence 6n
- 10. 8 to the power of zero
- 11. the mean of 8,6,9,4 and 8
- 13. 15% of 980
- 14. the average speed of 990mile journey over 18 hours
- 15. first four terms of the sequence n+1
- 17. the missing angle in a triangle with angles 34 and 98
- 18. 7811 rounded to 2 significant figures
- 19. 96x85
- 22. the first 4 terms of the sequence 11n-3
- 26. 645x521
- 27. the value of 5 to the power of 4
- 29. 5% increase of 682
- 30. 472532 rounded to 3 significant figures
- 31. the value of x if x/2-12=48
Down
- 1. the value of 3c squared if c=9
- 2. 645x587
- 3. 198x658
- 4. 10% of 62040
- 5. 5 squared x 6 squared
- 9. 8716392 rounded to 3 significant figures
- 12. the square root of 225
- 13. amount of metres in 1.8km
- 16. first four terms of the sequence 3n+1
- 20. 184x56
- 21. the value of x if 6x-9=27
- 23. 175x692
- 24. 16 squared
- 25. -8x-17
- 28. the amount of cards in a full pack (excluding jokers)
- 30. 3 squared x 7 squared