Răspuns :
A) 1/2=1-1/2
1/2=(2-1)/2
1/2=1/2 adevărat
B) 1/4+1/4=3/4-1/4
2/4=2/4 adevărat
C) 2-1/5=1/5
(5x2-1)/5=1/5
9/5=1/5 fals
D) 3-3/6=10/6+5/6
(6x3-3)/6=15/6
15/6=15/6 adevărat
1/2=(2-1)/2
1/2=1/2 adevărat
B) 1/4+1/4=3/4-1/4
2/4=2/4 adevărat
C) 2-1/5=1/5
(5x2-1)/5=1/5
9/5=1/5 fals
D) 3-3/6=10/6+5/6
(6x3-3)/6=15/6
15/6=15/6 adevărat
c) este gresit 5\5-1\5 nu este egal cu 1\5 ci cu 4\5