Odpowiedź:
3/4 * 1/4 : 2/3 = 3/16 * 3/2 = 9/32
1/3 : 3 + 5 : 1/5 = 1/3 * 1/3 + 5 * 5 = 1/9 + 25 = 25 1/9
3 2/7 : 5 2/5 = 23/7 : 27/5 = 23/7 * 5/27 = 115/189
30 : 7 1/2 = 30 : 15/2 = 30 * 2/15 = 4
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Odpowiedź:
3/4 * 1/4 : 2/3 = 3/16 * 3/2 = 9/32
1/3 : 3 + 5 : 1/5 = 1/3 * 1/3 + 5 * 5 = 1/9 + 25 = 25 1/9
3 2/7 : 5 2/5 = 23/7 : 27/5 = 23/7 * 5/27 = 115/189
30 : 7 1/2 = 30 : 15/2 = 30 * 2/15 = 4
Szczegółowe wyjaśnienie: