We can write numbers in many different ways. In grade three kids need to know writing a number in words, standard form then same number in place value form and then in expanded form. Kids need a lot of practice writing numbers to ten thousands using all these methods.
There are five printable worksheets in this post which can be used to learn writing numbers using different methods.
Writing Numbers in Many Ways Worksheet - 3
Writing Numbers in Many Ways Worksheet - 4
Writing Numbers in Many Ways Worksheet - 5
https://steemit.com/steemiteducation/@mathworksheets/3rd-grade-math-place-value-to-ten-thousands-worksheets-2