7 x 12 = 12 x 7
6 x ( 8 x 3 ) = ( 6 x 8 ) x 3
9 x ( 7 - 1 ) = ( 9 x 7 ) - ( 9 x 1 )
(10 x 4 ) + ( 10 x 8 ) = 10 x ( 4 + 8 )
6 x ( 8 x 3 ) = ( 6 x 8 ) x 3
9 x ( 7 - 1 ) = ( 9 x 7 ) - ( 9 x 1 )
(10 x 4 ) + ( 10 x 8 ) = 10 x ( 4 + 8 )
Respuesta:
sacalo en la calculadora de tu celular o en grom