Question

vă rog , mă puteți ajuta la aceste exercitii?? dau coroană !!!​

Answer 1

Răspuns:

Explicație pas cu pas:

5 a)70 b)390 c) 7210 sau 7200 d) 810,820,830,840,850,860,890

6)a) 790,792,794,796,798

b)604,614,624,634,654,674,644,664,684,694

c)800,822,844,866,888

d)194,294,394,494,594,694,794,894,994

7)a)570,575

b)600,610,620,60,640,650,660,670,680,690

c)185,285,385,485,585,685,785,885,985

d)2060,2065

8)a)702,732,762,792

b)951,954,947

c)2031,2034,2037

d)240,540,840