Write 9-Digit Numbers in Expanded Form

Start with Write 9-Digit Numbers in Expanded Form, then move to the billions. Use the rebuild sheets to check that students write a zero for every missing place.

Write 8 nine-digit numbers such as 806,604,961 and 209,830,039 in expanded form. Expanded form writes a number as the sum of the values of its digits: 6,040,201 = 6,000,000 + 40,000 + 200 + 1. The directions on the page read: Write each number in expanded form. Use both lines if you need them. An answer key is included.

Yes, both. We made it for 6th Grade place value & rounding, and the page works the same whether it lands on a kitchen table or a center rotation. At home, most families go through it together and talk the answers out loud, and that talking is where most of the learning happens with expanded and standard form. In class it runs well as independent work while you pull a small group. Print one copy or thirty, whichever the day needs.

Standard form is the usual way to write a number with digits and commas, like 308,001,911. Build Standard Form From Place Value Parts turns 10 expanded sums and products into standard form.

A zero digit adds nothing, so it is left out: 8,400,500,306 = 8,000,000,000 + 400,000,000 + 500,000 + 300 + 6. When rebuilding a number, those missing places must be filled with zeros.

Yes. The sheets use 7 to 12 digit numbers, from 1,001,847 up to 540,200,550,866, with several zeros inside.