Odpowiedź:
Szczegółowe wyjaśnienie:
[13 - (-8)] * 9 = [13 + 8] * 9 = 21 * 9 = 189
-9/4 * 7/3 = -3/4 * 7/1 = -21/4 = - 5 1/4
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Odpowiedź:
Szczegółowe wyjaśnienie:
[13 - (-8)] * 9 = [13 + 8] * 9 = 21 * 9 = 189
-9/4 * 7/3 = -3/4 * 7/1 = -21/4 = - 5 1/4