👤

calculează:
a).2supra5+1supra5+1supra5
b).8supra8-3supra8-2supra8
c).5supra7-2supra7+1supra7​


Răspuns :

Răspuns:

2/5+1/5+1/5=4/5

8/8-3/8-2/8=3/8

5/7-2/7+1/7=4/7