Ones, Tens, & Hundreds… Period! ( 2) Number and operations. The student is expected to: (A) interpret the value of each place-value position as 10 times the position to the right and as one-tenth of the value of the place to its left;
Why ten? How many digits are used in numbers? –0, 1, 2, 3, 4, 5, 6, 7, 8, 9 (there are ten digits) After the number 9, what’s next? –10…. Two digits!! How do we describe the digit locations? –Let’s find out!!
Ones, tens, & hundreds HUNDRE DS ONES TENS Can show amounts from 0 up to 9 A value of 3 means an amount of 3 ones or 3 Can show amounts from 10 up to 90 A value of 3 means an amount of 3 tens or 30 A value of 3 means an amount of 3 hundreds or 300 Can show amounts from 100 up to 900
Ones, tens, & hundreds 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50
Ones, tens, & hundreds 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50
Ones, tens, & hundreds 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50
Ones, tens, & hundreds 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50
Ones, tens, & hundreds 5=50 0 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50 A value of 5 means an amount of 5 hundreds or 500
Ones, tens, & hundreds 5=50 0 5=55=50 A value of 5 means an amount of 5 ones or 5 A value of 5 means an amount of 5 tens or 50 A value of 5 means an amount of 5 hundreds or 500
Ones, tens, & hundreds 5=50 0 5=55=
Ones, tens, & hundreds HUNDRE DS ONES TENS A value of 3 means an amount of 3 ones or 3 A value of 3 means an amount of 3 tens or 30 A value of 3 means an amount of 3 hundreds or 300
Periods HUNDRED S ONES TENS ONES HUNDR EDS ONES TENS THOUSANDS HUNDRED S ONES TENS MILLIONS HUNDRED S ONES TENS BILLIONS
Periods HUNDRED S ONES TENS ONES HUNDR EDS ONES TENS THOUSANDS HUNDRED S ONES TENS MILLIONS HUNDRED S ONES TENS BILLIONS
Periods HUNDRED S ONES TENS ONES HUNDR EDS ONES TENS THOUSANDS HUNDRED S ONES TENS MILLIONS HUNDRED S ONES TENS BILLIONS
Values HUNDRED S ONES TENS ONES HUNDR EDS ONES TENS THOUSANDS HUNDRED S ONES TENS MILLIONS HUNDRED S ONES TENS BILLIONS
Values HUNDREDS ONES TENS ONES HUNDREDS ONES TENS THOUSANDS HUNDREDS ONES TENS MILLIONS HUNDREDS ONES TENS BILLIONS
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS 03Jamie Jamie has 30 pieces of candy. Her sister, Susan, has 10 times as many pieces of candy. How many pieces of candy does Susan have? A 3 B 30C 3,000 D 300 Susan
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS 03Jamie Jamie has 30 pieces of candy. Her sister, Susan, has 10 times as many pieces of candy. How many pieces of candy does Susan have? A 3 B 30C 3,000 D Susan
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS Janie says the digits in the thousands period all represent the same amount. Mike disagrees. Who is right? Why?
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS What is the relationship between the 5 in the ten thousands place and the 5 in the one thousands place? The 5 in the ten thousands place is: A.5X the one thousands place B.10X the one thousands place C.1/10 th the one thousands place D. 1/5 th the one thousands place
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS What is the relationship between the 5 in the ten thousands place and the 5 in the one thousands place? The 5 in the ten thousands place is: A.5X the one thousands place B.10X the one thousands place C.1/10 th the one thousands place D. 1/5 th the one thousands place
Try it for yourself! ONES THOUSANDS MILLIONS HOTHOTHOTHOT BILLIONS What is the relationship between the 5 in the ten thousands place and the 5 in the one thousands place? The 5 in the ten thousands place is: A.5X the one thousands place B.10X the one thousands place C.1/10 th the one thousands place D. 1/5 th the one thousands place