Question

daje najj!!! proszę o szybką odpowiedź, w załączniku wysyłam treść zadań wszystkie 5 na jutro​

Answer 1

Odpowiedź:

Szczegółowe wyjaśnienie:

Zad 1

a)

3/9 = 6/18

2/7 = 8/28

b)

1 5/7 = 1 i 25/35

2 5/13 = 2 i 15/39

c)

25/45 = 5/9

16/40 = 2/5

d)

4 24/40 = 4 i 3/5

5 30/48 = 5 i 5/8

Zad 2

a)

13/8 = 1 i 5/8

19/2 = 9 i 1/2

b)

27/7 = 3 i 6/7

43/12 = 3 i 7/12

c)

55/13 = 4 i 3/13

65/24 = 2 i 17/24

d)

137/10 = 13 i 7/10

204/75 = 2 i 54/75 = 2 i 18/25

Zad 3

a)

1 2/9 = 11/9

1 1/4 = 5/4

b)

2 1/2 = 5/2

2 4/5 = 14/5

c)

3 3/4 = 15/4

2 5/9 = 23/9

d)

6 5/7 = 47/7

8 3/11 = 91/11

Zad 4

a)

2 2/7 + 3 4/7 = 5 i 6/7

4 4/9 + 6 7/9 = 10 i 11/9 = 11 i 2/9

b)

5 - 3/8 = 40/8 - 3/8 = 37/8 = 4 5/8

8 - 2 3/5 = 40/5 - 13/5 = 27/5 = 5 i 2/5

c)

3 3/4 - 1/2 = 3 3/4 - 2/4 = 3 i 1/4

5 3/4 + 3 1/2 = 5 3/4 + 3 2/4 = 8 i 5/4 = 9 i 1/4

Zad 5

a)

1 1/3 + 4/5 = 1 5/15 + 12/15 = 1 i 17/15 = 2 2/15

b)

2 5/7 + 1 3/8 = 2 40/56 + 1 21/56 = 3 i 61/56 = 4 i 5/56

c)

5/9 + 5/6 = 10/18 + 15/18 = 25/18 = 1 i 7/18

d)

2 3/10 + 3 3/4 = 2 6/20 + 3 15/20 = 5 i 21/20 = 6 i 1/20

e)

2 4/5 + 3/7 = 2 28/35 + 15/35 = 2 i 43/35 = 3 i 8/35