August 2018 3 171 Report
Zad 1.Wiedząc ze: 435-365=70 i 435+365=800 oblicz:
a) -435-365=
b) -435+365=
c) 435+(-365)=
d)435-(-365)=
e)-435-(-365)=
f)-435+(-365)=

Zad 2
Uzupełnij:
0,5-........=-½
-⅓+.......=⅔
3/4(to ułamek) -.........=0,25
-11,4+.........=-⅖

zad5.Oblicz :
2,7÷9-1=
3-(-3)³=
2,488×(57-77)=
13-7×9=
0,3-0.25×8
(4,5-2,5×2)²=

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