Răspuns :
1)
64 kl = 640 hl = 64000 l
6 t = 60 q = 6000 kg
280 hl = 28 kl = 2800 dal
7 zile = ( 24 x 7 ) 168 ore = 10080 min
8 secole = 800 ani = 80 decenii
15 ani = 180 luni = 720 saptamani
2)
( 16 x 28 ) : 2 + ( 624 : 2 ) : 2 = 224 + 78 = 302
3)
99999 - ( 624 x 2 ) + 11 = 99999 - 1248 + 11 = 98762
4)
13673 + 8514 = 22187 m
5)
14516 + 15142 = 29658 kg detergent
14516 + 29658 = 44174 kg sapun
14516 + 29658 + 44174 = 88348 kg produse total
6)
615420 + 136416 = 751836 kg porumb romanesc
615420 + 751836 = 1367256 kg porumb vandut
7)
414 + 514 = 928 m ( a doua echipa )
928 + 414 = 1342 m ( prima echipa )
1342 + 928 + 414 = 2684 m total
8)
2535 - 624 = 1911 m ( Ceahlau )
1911 - 63 = 1848 m ( Varful Bihor )
9)
6512 - 1512 = 5000 vitei
5000 : 2 = 2500 junici
6512 + 5000 + 2500 = 14012 animale are ferma
10)
( 612124 x 3 ) + [ ( 20280 : 2 ) : 4 ] =
= 1836372 + 2535
= 1838907
sau
612124 x 3 = 1836372
( 20280 : 2 ) : 4 = 2535
1836372 + 2535 = 1838907
11)
6514 + 4512 = 11026 ( molid )
( 6514 + 11026 ) : 2 = 17540 : 2 = 8770 ( fag )
6514 + 11026 + 8770 = 26310 puieti
64 kl = 640 hl = 64000 l
6 t = 60 q = 6000 kg
280 hl = 28 kl = 2800 dal
7 zile = ( 24 x 7 ) 168 ore = 10080 min
8 secole = 800 ani = 80 decenii
15 ani = 180 luni = 720 saptamani
2)
( 16 x 28 ) : 2 + ( 624 : 2 ) : 2 = 224 + 78 = 302
3)
99999 - ( 624 x 2 ) + 11 = 99999 - 1248 + 11 = 98762
4)
13673 + 8514 = 22187 m
5)
14516 + 15142 = 29658 kg detergent
14516 + 29658 = 44174 kg sapun
14516 + 29658 + 44174 = 88348 kg produse total
6)
615420 + 136416 = 751836 kg porumb romanesc
615420 + 751836 = 1367256 kg porumb vandut
7)
414 + 514 = 928 m ( a doua echipa )
928 + 414 = 1342 m ( prima echipa )
1342 + 928 + 414 = 2684 m total
8)
2535 - 624 = 1911 m ( Ceahlau )
1911 - 63 = 1848 m ( Varful Bihor )
9)
6512 - 1512 = 5000 vitei
5000 : 2 = 2500 junici
6512 + 5000 + 2500 = 14012 animale are ferma
10)
( 612124 x 3 ) + [ ( 20280 : 2 ) : 4 ] =
= 1836372 + 2535
= 1838907
sau
612124 x 3 = 1836372
( 20280 : 2 ) : 4 = 2535
1836372 + 2535 = 1838907
11)
6514 + 4512 = 11026 ( molid )
( 6514 + 11026 ) : 2 = 17540 : 2 = 8770 ( fag )
6514 + 11026 + 8770 = 26310 puieti