(2,75*4/11-2,75 :4 1/8)*2=2/3
1)2,75*4/11=275/100*4/11=1 2)2,75:4 1/8=275/100*8/33=2/3 3)1-2/3=3/3-2/3=1/3
4)1/3*2=2/3
(2,75*4/11-2,75 :4 1/8)*2=2/3
1)2,75*4/11=275/100*4/11=1 2)2,75:4 1/8=275/100*8/33=2/3 3)1-2/3=3/3-2/3=1/3
4)1/3*2=2/3