19,990 +18,490

19,990 +18,490

19,990 +18,490

1

1,500 +501

1,500 +501

1,500 +501

1

999 -1

999 -1

999 -1

1

1,000 +1

1,000 +1

1,000 +1

1

999

999

999

1