Odpowiedź:
3 i 2/3 + 3/4 =
= 3 i 8/12 + 9/12=
= 3 i 17/12=
= 4 i 5/12
6/14 : 18/21 =
= 6/14 * 21/18=
= 1/2 * 3/3=
= 3/6 =
= 1/2
Szczegółowe wyjaśnienie:
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Odpowiedź:
3 i 2/3 + 3/4 =
= 3 i 8/12 + 9/12=
= 3 i 17/12=
= 4 i 5/12
6/14 : 18/21 =
= 6/14 * 21/18=
= 1/2 * 3/3=
= 3/6 =
= 1/2
Szczegółowe wyjaśnienie: