addition and subraction

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Across
  1. 1. 2745+483=
  2. 3. 4252-2011=
  3. 5. 975+2400=
  4. 8. 1475+3711=
  5. 10. 4525-2114=
Down
  1. 2. 1175+1750=
  2. 4. 4351+500=
  3. 6. 8000-7250=
  4. 7. 3154+500=
  5. 9. 4250-1140=