Question

Efectueaza
2*[90:2+(120:4-20)]*10

Answer 1

Explicație pas cu pas:

2•[45+(30-20)]•10=

2•(45+10)•10=

2•55•10=

110•10=

=1.100

Answer 2

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=1.100