Matematyka
szymonek96
3

Działania na ułamkach zwykłych: Przykład: [latex]2 \frac{3}{4} +1 \frac{2}{5} = 2 \frac{15}{20} + 1 \frac{8}{20} =4 \frac{3}{20} [/latex] działania: [latex]2 \frac{1}{9}-1 \frac{2}{3} = [/latex] [latex]2 \frac{4}{15}=1 \frac{4}{5}= [/latex] [latex]3 \frac{2}{9}-1 \frac{4}{5}= [/latex] [latex]3 \frac{3}{8} -1 \frac{5}{6} =[/latex] [latex]4 \frac{1}{8}-1 \frac{3}{5} =[/latex] [latex]5 \frac{2}{9}-1 \frac{3}{7} = [/latex] [latex]5 \frac{1}{8}- 4 \frac{2}{3}= [/latex] Proszę o pomoc daje Naj

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(1) Odpowiedź
natalia2435098

2 1/9 - 1 2/3 = 2 1/9 - 1 6/9 = 19/9 - 15/9 = 4/9 2 4/15 - 1 4/5 = 2 4/15 - 1 12/15 = 34/15 - 27/15 = 7/15 3 2/9 - 1 4/5 = 3 10/45 - 1 36/45 = 2 55/45 - 1 36/45 = 1 19/45 3 3/8 - 1 5/6 = 3 9/24 - 1 20/24 = 2 33/24 - 1 20/24 = 1 13/24 4 1/8 - 1 3/5 = 4 5/40 - 1 24/40 = 3 45/40 - 1 24/40 = 2 21/40 5 2/9 - 1 3/7 = 5 14/63 - 1 27/63 = 4 77/63 - 1 27/63 = 3 50/63 5 1/8 - 4 2/3 = 5 3/24 - 4 16/24 = 4 27/24 - 4 16/24 = 11/24

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