Răspuns:
2 6
a) 5/3+ 44/6-7= 10+44-42/6=12/6=2
3. 15
b) 8/15-2/5+1/1=8-6+15/15 =17/15
12 5 4
c)3/5-7/12+4/15= 36-35+16/60=17/60
54 2 3
d) 1- 4/27+5/18=54-8+15/54=61/54
3 37
e) 25/8-27/24-37/37=75-27-24/24=24/24=1
18
f) 18/18-15/30+9/6=30-15+45/30=60/30=2
