56×125×9 36×111+188×8
=7×8×125×9 =36×(100+11)+(100+8×11)×8
=7×1000×9 =3600+36×11+800+8×8×11
=63×1000 =4400+11×(36+8×8)
=63000 =4400+11×(36+64)
=4400+11×100
=4400+1100
=5500
56×125×9 36×111+188×8
=7×8×125×9 =36×(100+11)+(100+8×11)×8
=7×1000×9 =3600+36×11+800+8×8×11
=63×1000 =4400+11×(36+8×8)
=63000 =4400+11×(36+64)
=4400+11×100
=4400+1100
=5500