4-digits numbers

Write the name of this number: 3.450

Write the name of this number: 6.061

Write the name of this number: 2.751

Write the name of this number: 8.983

Write the name of this number: 9.999

Write the symbols of the following number

one thousand two hundred and one

Write the symbols of the following number

three thousand four hundred and forty-five

Write the symbols of the following number

six thousand two hundred and seventy

Write the symbols of the following number

eight thousand five hundred and twelve

2.657

The thousands is...