oblicz wartości ułamków piętrowych.... Question from @karolinadam99

karolinadam99 @karolinadam99

April 2022 2 3 Report

oblicz wartości ułamków piętrowych

gosiagraza

Odpowiedź:

2/5

------- = 2/5 : 4/15 = 2/5 * 15/4 = 3/2 = 1 i 1/2 skr 2 i 4 przez 2 a 15 i 5 przez 5

4/15

------ = 3 : 1/5 = 3 * 5 = 15

1/5

3/4

---------- = 3/4 : 5 = 3/4 * 1/5 = 3/20

1 votes Thanks 0

basetla

13.

$a) \ \frac{\frac{2}{5}}{\frac{4}{15}}=\frac{2}{5}\cdot\frac{15}{4} = \frac{15}{5}\cdot\frac{2}{4} = 3\cdot\frac{1}{2} = \frac{3}{2} = 1\frac{1}{2}\\\\\\b) \ \frac{3}{\frac{1}{5}}=3\cdot\frac{5}{1} = 15\\\\\\c) \ \frac{\frac{3}{4}}{5}=\frac{3}{4}\cdot\frac{1}{5} = \frac{3}{20}$

1 votes Thanks 1

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