Good evening, my children! 
                           
          How are you? I´m fine although I´m a little tired.

    Os cuelgo los números. Mañana corregimos. Don´t worry and sleep well.

123,456,789 .- one hundred and twenty-three  million four hundred and fifty-six thousand seven hundred and eighty-nine.

234,567,890.-  Two hundred and thirty-four million five hundred and sixty-seven thousand eigh hundred and ninety.

345,678,901.- Three hundred and forty-five million six hundred and seventy-eight thousand nine hundred and one

456,789,012.- Four hundred and fifty-six million seven hundred and eighty-nine thousand and twelve.

 

567,890,123.- Five hundred and sixty-seven million eight hundred and ninety thousand one hundred and twenty-three.

678,901,002 .- Six hundred and seventy-eight million nine hundred and one thousand and two.