Matematika 10 - 11: Pjesa I

Steve Fearnley, June Haighton, Steve Lomax, Peter Mullarkey, James Nicholson dhe Matt Nixon

Pyetja

Kryeni shumëzimet e mëposhtme.

  1. +5 ×\times (-5)
  2. +4 ×\times (-8)
  3. -8 ×\times (+9)
  4. -4 ×\times (+5)
  5. -3 ×\times (-10)
  6. -7 ×\times (-7)
  7. +8 ×\times (+2)
  8. +5 ×\times (-4)
  9. -2 ×\times (+9)
  10. -13 ×\times (-2)
  11. -7 ×\times (+6)
  12. +12 ×\times (-4)