October 2018 2 19 Report

PRZY WYKONYWANIU TYCH DZIAŁAŃ PAMIĘTAJ O KOLEJNOSCI WYKONYWANIA DZIAŁAŃ!!!!

Zadanie 1

Oblicz:

a)420 : 60 + 8100 : 90 =

b)(230 + 70) : (147 - 107 + 10) =

c)70 · (22 - 17) +75 : (12 + 13) =

d)60 · 3 - (2 · 35 - 5 · 7) : 7 =

e)9 · 9 + 9 · 2 =

f)4 · 4 · 4 - 4 · 3 =

g)(2 + 3) ·5 · 5 + 4 · 8 =

h)4 · (6 · 6 + 2 · 2 · 2) =

i)8 · 8 · 8 - 2 · 10 · 10 =


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