Converting Between Standard and Expanded Notation

300+20+8

What is this number in standard form?

700+9

What is this number in standard form?

Look at the base ten blocks. What number does it show?

Look at the base ten blocks. What number does it show?

In the number 421, the underlined number has a value of _____.

In the number 917, the underlined number has a value of______.

Which underlined digit is in the ones place?

Which underlined digit is in the hundreds place?

What is the number 352 in word form?

What is the number 519 in word form?

What is one hundred twenty-four in standard form?

473

What is this number in expanded form?

631

What is this number in expanded form?

Pick the base ten model that represents the number below.

408