Math Pt . menace

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Across
  1. 2. 800+325=
  2. 4. 190a-179a
  3. 5. 496+92 =
  4. 6. Simplify 9y+6-7y-3
  5. 9. 7^4
  6. 11. 5²+5³
  7. 13. Round 567 to the nearest 10
  8. 14. 11x + 12 (x = 2)
  9. 15. 3×(3+7)-4²÷2 =
  10. 17. The LCM of 27,23,15
  11. 18. 10(2×2)
  12. 19. 6(4×3)
  13. 21. ∠ABC is a right angle, ∠BAC is 45°, what is ∠ACB?
  14. 23. (17-6÷2)+4×3=26
Down
  1. 1. Simplify 8ab-8a-7ab-3a
  2. 3. 6,764-976
  3. 4. 360°-187° =
  4. 5. Round off 468 to the nearest 100
  5. 6. 5z×8x (z=3, x=2)
  6. 7. The fifth prime number
  7. 8. How much degree is a right angle
  8. 9. What is the area of a rectangle that is 4cm×6cm?
  9. 10. How many sides does a dodecagon have?
  10. 12. 2461+3096
  11. 16. 50°+180° =
  12. 20. What is the HCF of 120 and 168?
  13. 22. 4^9÷2^9
  14. 24. The 19th prime number