October 2018 1 13 Report

1. Oblicz

a) (2,25 - 2\frac{6}{7}) * 4\frac{1}{5}

b)1\frac{1}{6}+3\frac{1}{5}:3\frac{11}{15}

c)(1\frac{1}{3}-\frac{3}{4})*(\frac{2}{7}+\frac{11}{14})

d)1\frac{3}{7}:2\frac{2}{3}*1\frac{5}{9}

2.Oblicz

a)(2,25-\frac{3}{4}):(-0,15)

b)2,6*(-0,05)-0,63:(-2,1)

c)\frac{2,8*1,5-0,6:15}{-8,32*0,25}

3.Oblicz

a)40*(-0,3)^3-\sqrt{0,64}*(-0,5)^2

b)\sqrt{6,25}*(1,3-2,4*^3\sqrt{-0,125}

4.Oblicz

a)-1,6*(1\frac{1}{3})^-^3+12*2^-^2

b)[(-\frac{1}{2})^-^3-\frac{3}{4}^-^2]^-^1


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