Respuesta :

Answer:

Step-by-step explanation:

50 elevens-1 elevens =    ( 50 -1 ) elevens  =    49 elevens

or  49 x eleven    =  49 x 11 =   _______      (use your calculator here)

Answer:

( 50 -1 ) elevens  =    49 elevens =  49 x 11 =   539

or

50 elevens - 1 elevens = (50 x 11) - (1 x 11)

550 - 11 = 539