(upbeat music)
♪ Yeah, yeah, yeah ♪
♪ Woo ooh ooh ooh ♪
♪ Look at the number 524 ♪
♪ We can write the number out in word form ♪
♪ Or show it on a place value chart ♪
♪ Finally, expanded form breaks each place value apart ♪
♪ Five groups of one hundred is 500, and next ♪
♪ Two groups of ten equal 20, and then what's left? ♪
♪ Four ones makes four and the expanded form of 524 ♪
♪ Is 500 + 20 + four, now check it out ♪
♪ We can say a number's name or write it out on a chart ♪
♪ We can take each place value and then ♪
♪ We can break it apart ♪
♪ When we want to define numbers written in this way ♪
♪ Oh yeah ♪
♪ We've learned the term expanded form ♪
♪ So that's what we say ♪
♪ Check out these base 10 blocks ♪
♪ Let's think about what we've got ♪
♪ We can say they are constructed from a one, ten, ♪
♪ And one hundred ♪
♪ When we stack ones 'til the tenth unit ♪
♪ A ten is made through it ♪
♪ And after lining up ten tens ♪
♪ One hundred comes into existence ♪
♪ And ten hundreds will forever ♪
♪ Make one thousand altogether ♪
♪ So now let's review them ♪
♪ Ten ones make a ten ♪
♪ Ten tens make a hundred ♪
♪ And then ten hundreds make one thousand ♪
♪ It's the base ten pattern that'll never end ♪
♪ Look at the number 987 ♪
♪ Word form is how we write the words with a pencil or pen ♪
♪ We can show it on a place value chart ♪
♪ Place value ♪
♪ Or with expanded form, split each place value apart ♪
♪ Nine groups of one hundred is 900 ♪
♪ And next eight groups of ten equals 80 ♪
♪ And then what is left? ♪
♪ Seven ones makes seven ♪
♪ And the expanded form is then ♪
♪ 900 + 80 + seven ♪
♪ Now check it out ♪
♪ We can say a number's name or write it out on a chart ♪
♪ Write it out, write it out ♪
♪ We can take each place value and then ♪
♪ We can break it apart ♪
♪ When we want to define numbers written in this way ♪
♪ Written this way ♪
♪ We've learned the term expanded form ♪
♪ So that's what we say ♪
♪ Check out these base 10 blocks ♪
♪ Let's think about what we've got ♪
♪ We can say they are constructed from a one, ten, ♪
♪ And one hundred ♪
♪ When we stack ones 'til the tenth unit ♪
♪ A ten is made through it ♪
♪ And after lining up ten tens ♪
♪ One hundred comes into existence ♪
♪ And ten hundreds will forever ♪
♪ Make one thousand altogether ♪
♪ So now let's review them ♪
♪ Ten ones make a ten ♪
♪ Ten tens make a hundred ♪
♪ And then ten hundreds make one thousand ♪
♪ It's the base ten pattern that'll never end ♪
♪ Place value, place value ♪
♪ Oh yeah, place value, place value ♪
(upbeat music continues)
- 142.
(upbeat music continues)