Question

Radu are 56 de bile albe si 24 de bile rosii.El a pus cate 8 intr-o cutie.Cate cutii au fost necesare? [rezolva in 2 moduri]

Answer 1

mod 1:

(56+24):8=
80:8=10 cutii

mod 2:
56:8+24:8=
7+3=10 cutii

Answer 2

56+24=80
80:8=10
au fost necesare 10 cutii

56:8  +24:8=7+3=10
10 cutii