Odpowiedź:
a) 6-14 = -8 I 17-30= -13 I 15+(-7) = 8 I 4+(-9) = -5
b) -12 + 8 = 4 I -9+15=6 I -9+20 = 11 I -11 + 9 = -2
c) 4-(-15) = 19 I 6 -(-9) = 15 I -8 -(-2) = -6 I -1-(-13) = 12
d) -4-11 = -15 I -10-16 = -26 I -3 +(-8) = -11 I -12+(-5) = -17
Szczegółowe wyjaśnienie:
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Odpowiedź:
a) 6-14 = -8 I 17-30= -13 I 15+(-7) = 8 I 4+(-9) = -5
b) -12 + 8 = 4 I -9+15=6 I -9+20 = 11 I -11 + 9 = -2
c) 4-(-15) = 19 I 6 -(-9) = 15 I -8 -(-2) = -6 I -1-(-13) = 12
d) -4-11 = -15 I -10-16 = -26 I -3 +(-8) = -11 I -12+(-5) = -17
Szczegółowe wyjaśnienie: