Question

1)1 supra 3+1 supra 6=. 2)101 supra 90:(1+1 supra 9+1supra 90)=​

Answer 1

Răspuns:

Explicație pas cu pas:

1)   1 / 3 + 1 / 6 = 2 / 6 + 1 / 6 = 3 / 6 = 1 / 2

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2).   ( 101 / 90 ) : ( 1 + 1 / 9 + 1 / 90 ) = 1

= ( 101 / 90 ) : ( 90 + 10 + 1 ) / 90 =

= ( 101 / 90 ) : ( 101 / 90 ) =

= ( 101 / 90 ) × ( 90 / 101 ) =

= 1