Maths 2

1234567
Across
  1. 2. successor of 366722
  2. 4. predecessor of 454546
  3. 5. round off to nearest hundred 867
  4. 7. smallest 6 digit even number
Down
  1. 1. 88888 minus 5554
  2. 3. round off to nearest thousand 6798
  3. 5. form largest number using 6.1.1.8.9.7
  4. 6. 768 multiplied by 0