Question

2×[90:2+(120:4-20)]×10


desfasurat​

Answer 1

Răspuns:

2•[90:2+(30-20)]•10

2•(90:2+10•10)

2•45+100

90+100

=190

Answer 2

Răspuns:

2×[90:2+(120:4-20)]×10

=2×[90:2+(30-20)]×10

=2×(90:2+10)×10

=2×(45+10)×10

=2×55×10

=110×10

=1100

Sper ca te-am ajutat! :)