21,567
a) 21,570, 21,600, 22,000
b) 21,570, 21, 600, 21,400
0,309
a) 0,310, 0,310, 0,300
b) 0,310, 0,300, 0,300
2,017
a) 2.020, 2,020, 2,000
b) 2,020, 2,020, 2,000
0,0015
a) 0,0020, 0,0020, 0,0000
b) 0,0020, 0,0000, 0,0000
nu cred ca b s prea corect, dar a este...