Zadanie 21 strona 41 wykonaj działania:

a) -4 razy 2 1/8

b) -3 1/7 : 11

c: 2 1/4 : (-1 1/2)

d) -1,21 + 5,1

e) -3,2 razy (-0,2)

f) 0,24 : (-0,4)

g) 2 3/4 razy (-0,5)

h) -2,3 - 1/3

i) -3,75 : (-1 1/4)

j) 1/3 : (-0,7)

daje naj

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