Răspuns :
Răspuns:
21/20 ; 5,8(3) ; 38/21
Explicație pas cu pas:
1/2-1/5+3/4 = 21/20
10/20 4/20+15/20=6/20+15/20=21/20
28/12 * 40/16 = 1120 / 192 = 5,8(3)
30/13 - 1/3 = (90-14)/42 = 76/42 = 38/21
Răspuns:
21/20 ; 5,8(3) ; 38/21
Explicație pas cu pas:
1/2-1/5+3/4 = 21/20
10/20 4/20+15/20=6/20+15/20=21/20
28/12 * 40/16 = 1120 / 192 = 5,8(3)
30/13 - 1/3 = (90-14)/42 = 76/42 = 38/21