621 adica 7 cutii
2680 adica 27 cutii
72 adica 1 cutie
4000 adica 40 de cutii
Rezolvare:
621:100=6 rest 21, deci 6 cutii plus inca 1, adica 7 cutii
2680:100=26 rest 80 adica 26 de cutii plus inca 1, adica 27 de cutii
72 este mai mic decat 100 deci ajunge o singura cutie
4000:100=40 de cutii