-4 + -9, -5, 5, -13, 13, -3 + 5, 2, -2, 8, -8, 5 + 8, 3, -3, 13, -13, 2 + -7, 5, -5, 9, -9, 5 - 7, 2, -2, -12, 12, What is the correct way to rewrite ( -5 - 7 ) using KCO, -5 + 7, -5 + -7, 5 + 7, 5 + -7, What is the correct way to rewrite ( 1 - (-9) ) using KCO, 1 + 9, 1 + -9, -1 + 9, -1 + -9, What is the correct way to rewrite ( -7 - (-2) ) using KCO, -7 + -2, -7 + 2, 7 + 2, 7 + -2, -3 x 7, 21, -21, 24, -24, -8 x -3, -18, 18, -24, 24, -36 / 4, -9, 9, -8, 8, -100 / -4, -20, 20, -25, 25.

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Opţiuni

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