Matching Pairs Big numbersOnline version Practice hearing big numbers by Bárbara Brasileiro Cristovão 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 605,000 13,000 1,600 20,020 1,300 200,020 180,090 253,289 1987 12,020 235,298 2020 1879 118,009 605 60,000 108,900 2012 20,012