Question

VA ROG AJUTAȚI-MAAAA!! DAU COROANA PRIMULUI CARE RĂSPUNDE (și corect)!!! ​

Answer 1

Răspuns:

Explicație pas cu pas:

a)  

( 1 + 2 ) : 3 = 1

= 3 : 3 =

= 1

b)  

1 × ( 2 + 3 - 4 ) = 1

= 1 × ( 5 - 4 ) =

= 1 × 1 =

= 1

c)  

1 × 2 : ( 3 + 4 - 5 ) = 1

= 2 : ( 7 - 5) =

= 2 : 2 =

= 1

d)  

1 × 2 - 3 : ( 4 + 5 - 6 ) = 1

= 2 - 3 : ( 9 - 6 ) =

= 2 - 3 : 3 =

= 2 - 1 =

= 1

e)  

( 1 + 2 ) : 3 × 4 : ( 5 + 6 - 7 ) = 1

= 3 : 3 × 4 : ( 11 - 7 ) =

= 1 × 4 : 4 =

= 4 : 4 =

= 1

____________

f)

1 × ( 2 + 3 - 4 ) × 5 : ( 6 + 7 - 8 ) = 1

= 1 × ( 5 - 4 ) × 5 : ( 13 - 8 ) =

= 1 × 1 × 5 : 5 =

= 5 : 5 =

= 1

____________________

g)

1 × 2 : ( 3 + 4 - 5 ) × 6 : ( 7 + 8 - 9 ) = 1

= 2 : ( 7 - 5 ) × 6 : ( 15 - 9 ) =

= 2 : 2 × 6 : 6 =

= 1 × 6 : 6 =

= 6 : 6 =

= 1