one

two

three

four

five

six

seven

eight

nine

ten

eleven

twelve

thirteen

fourteen

fifteen

sixteen

seventeen

eighteen

nineteen

twenty

twenty-two

thirty

thirty-five

forty

forty-seven

fifty

fifty-one

sixty

sixty-four

seventy

seventy-nine

eighty

eighty-eight

ninety

ninety-three

a hundred, one hundred

one hundred and 
fifty-two

six hundred and 
thirty-seven

four hundred and 
sixty-one

a thousand, one 
thousand

one thousand seven 
hundred and ninety-five

a million, one million

billion