1111*5555*9999+3333*3333*4445

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1111*5555*9999+3333*3333*44451111*5555*9999+3333*3333*44451111*5555*9999+3333*3333*44451111*5555*999

1111*5555*9999+3333*3333*4445
1111*5555*9999+3333*3333*4445

1111*5555*9999+3333*3333*4445
1111*5555*9999+3333*3333*4445
=1111x9999x5555+1111x3x3333x4445
=1111x9999x(5555+4445)
=1111x9999x10000
=11110000x(10000-1)
=11110000x10000-11110000
=111100000000-11110000
=111088890000

1111*5555*9999+3333*3333*4445
=1111*5555*(9*1111)+(3*1111)*(3*1111)*4445
=9*1111*1111*5555+9*1111*1111*4445
=9*1111*1111*(5555+4445)
=9*1111^2 * 10000
=111088890000