Respuesta:
( 2 X4) X 5= 2 X ( 4 X 5) ( 3 X 2) X9 = 3 x ( 2 x 9)
8 X 5 = 2 X 20 6 x 9 = 3 x 18
40 = 40 54 = 54
Explicación paso a paso:
2 x ( 5 x 6) = ( 2 x 5 ) x 6 8 x ( 5 x 3 ) = ( 8 x 5 ) x 3
2 x 30 = 10 x 6 8 x 15 = 40 x 3
60 = 60 120 = 120
Corona plis
