Question

4,5-3/4*1/3

(1 2/5+0,5):2

5/8*4,2-(1/4) do potęgi 2

4/7*(0,2+1/4)

Answer 1

4,5-3/4*1/3 = 4.25

(1 2/5+0,5):2=1.45

5/8*4,2-(1/4)do 2 potegi = 2,5625 

4/7*(0,2+1/4)=9/35