Răspuns:
Explicație pas cu pas:
5/6 + 3/4 = 10/12 + 9/12 = 19/12
2/3 - 1/6 = 4/6 - 1/6 = 3/6 = 1/2
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19/12 x 24/19 - 1/2 x 4/3 = 2 - 2/3 = 6/3 - 2/3 = 4/3