::GymQuiz-3::
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Operations sur les nombres relatifs
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Operations sur les nombres relatifs ⟳

✔ -7 - 9 = ➡ -16
✔ + 5 - (+3) = ➡ 2
✔ - 20 / (-4) = ➡ 5
✔ - 3 x 0,5 = ➡ -1,5
✔ 20 + 6 / (-2) = ➡ 17
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