October 2018 1 64 Report

Proszę o rozwiązanie tych zadać w możliwie najszybszym czasie :)

1.

a.) -2 1/3∙(-27/28)=

b.) 3 1/2 - 3 1/6 : (-2 1/9)=

c.)(-1 1/7∙1 11/24) : 3/5 =

2.

a.) 2/3 - [0,8∙ 3/(-2)^2 - (-2)^2 /5] : (-1 1/2)=

b.)((-1/2)^2-(-1/2)^3):((-2/3)^2-(-1/2)^2)=

3.

a.) (1 4/5-3 2/7)*5 5/13=

b.) 1 4/5- 3 2/7* 5 5/13 =

c.) (0,45-6 2/3- 0,17: 0.034)*(-2)^2=

d.) (1 2/3*(-9,3)+1 3/7*(-0,7))*(-2^2)=


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