<p> ESL Lesson Plans: Cardinal Numbers in English English Cardinal Numbers Study Sheet</p><p>Basic Numbers</p><p>0 – zero 1 – one 2 – two 3 – three 4 – four 5 – five 6 – six 7 – seven 8 – eight 9 – nine 10 – ten 11 – eleven 12 – twelve 13 – thirteen 14 – fourteen 15 – fifteen 16 – sixteen 17 – seventeen 18 – eighteen 19 – nineteen</p><p>Multiples of Ten</p><p>20 – twenty 30 – thirty 40 – forty 50 – fifty 60 – sixty 70 – seventy 80 – eighty 90 – ninety</p><p>Two Digit Numbers</p><p>21 – twenty-one 22 – twenty-two 33 – thirty-three 45 – forty-five 57 – fifty-seven English Cardinal Numbers Study Sheet 2</p><p>98 – ninety-eight</p><p>Higher Numbers</p><p>X00 – hundred X,000 – thousand X,000,000 – million X,000,000,000 – billion X,000,000,000,000 – trillion</p><p>100 – one hundred, a hundred 200 – two hundred 1,000 – one thousand, a hundred 4,000 – four thousand 20,000 – twenty thousand 1,000,000 – one million, a million 500,000,000 – five hundred million 1,000,000,000 – one billion, a billion 13,000,000,000 – thirteen billion</p><p>Complex Higher Numbers</p><p>101 – one hundred one, one hundred and one 135 – one hundred thirty-five 1,002 – one thousand two, one thousand and two 3,579 – three thousand five hundred seventy-nine 7,654,321 – seven million six hundred fifty-four thousand three hundred twenty-one</p>