Unit 1

12345678910111213141516
Across
  1. 1. first common multiple of 7 and 3
  2. 4. 5th multiple of 11
  3. 6. 100+20+3
  4. 8. 256 x 10
  5. 10. 800+60+1
  6. 11. 100÷10x6
  7. 12. 70+50-4x3
  8. 14. (6+4)x3
  9. 15. 500+5x8÷4
Down
  1. 2. 5th multiple of 3
  2. 3. 11x4÷2
  3. 5. 70+6x100-95
  4. 6. 170-4x15
  5. 7. 350+(32÷8)x11
  6. 8. 56÷4+200
  7. 9. 6000+300+70
  8. 10. 10th multiple of 8
  9. 12. 10th multiple of 12
  10. 13. 4th multiple of 22
  11. 14. 180-60+200
  12. 16. 20x8+50÷5