September 2018 1 17 Report

1.Oblicz w pamięci :

a) 4 2/7 + 5 5/7 =

3 5/9 + 7 8/9 =

b) 4 3/4 - 1/2 =

6 3/4 + 2 1/2 =

2.Oblicz :

a) 1 1/3 + 3/5 =

b) 2 5/6 + 1 3/8 =

c) 5/9 + 5/6 =

d) 1 7/10 + 2 3/4 =

3. Oblicz :

a) 1 2/3 * 9/10 =

5 3/16 * 8 =

(3/4) do potęgi 3 =

b) 12 * 3 3/4 =

3 1/3 * 2 2/5 =

(1 1/7) do potęgi 2 =

4. Oblicz :

a) 5/6 : 3 =

6 : 1 3/4 =

7 1/5 : 8 =

b) 2/3 : 3/4 =

3 5/7 : 2/3 =

1 1/3 : 2 2/5 =

5. Oblicz wartości ułamków piętrowych:

a) 2/3/4/6 =

b) 3/1/4 =

c) 7/9/3 =


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