Question

1) cate numere naturale de trei cifre au cifrele consecutive, cifra sutelor fiind cea mai mica ?
2) Rotunjiti urmatoarele numere:
a)la zeci: 537,499,
372,163,712,915,329,424,832
b)la sute: 973,123,449,552,374,142,348,934,850
Va rog foarte repede !!!

Answer 1

1)
123, 234, 345, 456, 567, 678, 789
sunt 7 numere

2)
a) la zeci:
537 --->540
499--->500
372--->370
163---->160
712--->710
915---->920
329--->330
424--->420
832--->830

b) la sute:
973-->1000
123--->100
449--->400
552---->600
374--->400
142--->100
348--->300
934--->900
850--->900