http://www.eflnet.com/vocab/dictionary/basic_numbers_1.php

http://www.eflnet.com/vocab/dictionary/basic_numbers_2.php

http://www.eflnet.com/vocab/dictionary/basic_numbers_3.php

http://www.eflnet.com/vocab/dictionary/basic_numbers_4.php

http://www.eflnet.com/vocab/dictionary/numbers_quiz1.php

http://www.eflnet.com/vocab/dictionary/numbers_quiz2.php

http://simpleesl.com/english-worksheets-activities-games-teaching-numbers/