2×7+16:(9-6+1)-10=
=14+16:(3+1)-10=
=14+16:4-10=
=14+4-10=
=18-10=8
Răspuns:
2×7+16÷(3+1)-10
2×7+16÷4-10
14+16÷4-10
14+4-10
18-10
8