Răspuns :
8590 z 8590 s 8600 m 9000
6778 z 6780 s 6800 m7000
1784 z 1780 s 1800 m 2000
7415 z 7410 s 7400 m 7000
7420
Rotunjite la zeci:
8590,6780,1780,7420
Rotunjite la sute:
8600,6800,1800,7400
Rotunjite la mii:
9000,7000,2000,7000
8590,6780,1780,7420
Rotunjite la sute:
8600,6800,1800,7400
Rotunjite la mii:
9000,7000,2000,7000