**Part 1**

1) Write the number four hundred and twenty-seven in number form.

2) Write the number one thousand, three hundred and eighty-five in number form.

3) Write the number two hundred and ninety thousand, three hundred and forty in number form.

4) Write the number three million, five thousand and twelve in number form.

5) Write the number fifteen thousand, two hundred and eight in number form.

**Part 2**

1) Write the number 485 in word form.

2) Write the number 29 in word form.

3) Write the number 41,520 in word form.

4) Write the number 7,000,312 in word form.

5) Write the number 87,251,598 in word form.