OPRASI BILANGAN BULAT

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Across
  1. 2. 1,2,3,4,5 ..... adalah bilangan....
  2. 4. 7 - 9 =
  3. 7. 19 - 12 =
  4. 8. KETUA KELAS 7 ADALAH....
  5. 10. -3 + 11 =
  6. 11. -8 + 4 =
  7. 12. -5 + 15 =
  8. 13. 8 -(-1) =
Down
  1. 1. 8 + (-5) =
  2. 3. -18 + 17 =
  3. 4. -13 + 8 =
  4. 5. -9 + 23 =
  5. 6. 8 + -6 =
  6. 7. -2 + 15 =
  7. 9. -11 + 17 =