Question

Klasa I gimnazjum "Matematyka z plusem"

"Ułamki zwykłe. Działania na ułamkach zwykłych"

Zadanie 8 str. 54

a) 25/36 - 4/6 <--- Oczywiście to są ułamki, inaczej tego nie mogę przedstawić.

b) 2 1/6 - 1 4/6 = ...

5 7/10 - 1 9/10 = ...

11 5/11 - 8 8/11 = ...

c) 6 3/32 - 5 3/16 = ...

8 1/4 - 7 1/6 = ...

Zadanie 9 str. 54

a) 8/9 * 3/ 14 = ..

12/23 * 13/24 = ..

b) 12 * 3/16 = ..

7/20 * 12 = ..

c) 3 1/6 * 9 = ..

3 * 2 4/5 = ..

d) 1 2/5 * 5/12 = ..

3/4 * 3 3/7 = ..

e) 1 1/5 * 6 1/4 = ..

2 2/3 * 3 3/4 = ..

f) 2/3 * 5 3/4 * 1/6 = ..

1 1/5 * 5 7/18 * 1 1/2 = ..

Zadanie 10 str. 54

a) 3/4 : 3/7 = ..

2/5 : 3/5 = ..

b) 4/5 : 7/20 = ..

5/14 : 10/21 = ..

c) 5/12 : 10 = ..

2/9 : 6 = ..

d) 3 3/7 : 3 = ..

6 1/4 : 15 = ..

e) 2 2/3 : 1/6 = ..

5 3/4 : 9/10 = ..

f) 1 1/5 : 6 2/5 = ..

2 4/11 : 2 3/5 = ..

Answer 1

a)25/36 - 9/36 = 16/36

b)1 7/6 - 1 4/6= 3/6

4 17/10- 1 9/10 = 3 8/10

10 16/11 - 8 8/11 = 2 8/11

c) 5 35/32 - 5 6/32 = 29/36

8 3/12 -7 2/12 = 1 1/12

Answer 2

a)25/36 - 9/36 = 16/36

b)1 7/6 - 1 4/6= 3/6

4 17/10- 1 9/10 = 3 8/10

10 16/11 - 8 8/11 = 2 8/11

c) 5 35/32 - 5 6/32 = 29/36

8 3/12 -7 2/12 = 1 1/12

 

a) 8/9 * 3/ 14 = 1/3

12/23 * 13/24 = 13/46

b) 12 * 3/16 = 2 1/4

7/20 * 12 = 4  1/5

c) 3 1/6 * 9 = 46  1/2

3 * 2 4/5 = 14  2/5

 

1 1/5 * 5 7/18 * 1 1/2 = ..