0. 6
Объяснение:
(2/3-1,2)-(-1,8+2/3)=0.6
1)2/3-1,2=2/3-12/10=20/30-36/30=-16/30
2)-1,8+2/3=-18/10+2/3=-54/30+20/30=-34/30
3)-16/30-(-34/30)=-16/30+34/30=18/30=6/10=0.6
0. 6
Объяснение:
(2/3-1,2)-(-1,8+2/3)=0.6
1)2/3-1,2=2/3-12/10=20/30-36/30=-16/30
2)-1,8+2/3=-18/10+2/3=-54/30+20/30=-34/30
3)-16/30-(-34/30)=-16/30+34/30=18/30=6/10=0.6