Proszę o pomoc!!!Zad1 Obliczjedna i jedna czwarta *10 + sześć i dwie trzecie : 40P.S *-razy +-dodać :-podzielić
1 1/4 * 10 +6 2/3 : 40 =
=5/4 * 10 + 20/3 * 1/40 =
= 25/2 + 1/6 = 75/6 + 1/6 = 76/6 = 12 4/6 = 12 2/3
1 i 1/4 * 10 + 6 i 2/3 : 40 = 5/4 * 10 + 20/3 : 40 = 5/2 * 5 + 20/3 * 1/40 = 25/2 + 1/6 = 75/6 + 1/6 = 76/6 = 12 całych i 2/3
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1 1/4 * 10 +6 2/3 : 40 =
=5/4 * 10 + 20/3 * 1/40 =
= 25/2 + 1/6 = 75/6 + 1/6 = 76/6 = 12 4/6 = 12 2/3
1 i 1/4 * 10 + 6 i 2/3 : 40 = 5/4 * 10 + 20/3 : 40 = 5/2 * 5 + 20/3 * 1/40 = 25/2 + 1/6 = 75/6 + 1/6 = 76/6 = 12 całych i 2/3