whole sidepart side place value chart - values are greater than or equal to a whole - powers of 10...
TRANSCRIPT
WHOLE SIDE PART SIDE
Place Value Chart
- Values are greater than or equal to a whole
- Powers of 10 have positive exponents
ten
ths
hu
nd
red
ths
tho
usa
nd
ths
ten
th
ou
san
dth
s
hu
ndre
d th
ou
sand
ths
Exception: The power of 10 for 1 is 100
- The exponent tells the number of zeros
- Values are arranged into periods- Each period has 3 places: ones, tens, hundreds
billions millions thousands ones
ones
tens
hundreds
ones
tens
hundreds
- Values are between 0 and 1- Powers of 10 have negative exponents
- The exponent tellsthe number of placesright of the decimal
Values are arranged into periods
Each period or group is divided into 3 places – ones, tens, hundreds.
Each period or group is separated by a comma.
ten
ths
hu
nd
red
ths
tho
usa
nd
ths
ten
th
ou
san
dth
s
hu
ndre
d th
ou
sand
ths
Place Value Patterns
billions millions thousands ones
ones
tens
hundreds
ones
tens
hundreds
Each place is 10 times greater than the place to its right.
ten
ths
hu
nd
red
ths
tho
usa
nd
ths
ten
th
ou
san
dth
s
hu
ndre
d th
ou
sand
ths
Place Value Patterns
11 x 10 = 1010 x 10 = 100100 x 10 = 1000
Values on the part side end in “ths” Values mirror the whole side, but there is
no oneths place
ten
ths
hu
nd
red
ths
tho
usa
nd
ths
ten
th
ou
san
dth
s
hu
ndre
d th
ou
sand
ths
Place Value Patterns
Reading Large Numbers
Read the numbers in the first period.
At the comma, say the name of the period you just read.
Repeat with each period.
In the ones period, just read the number. Do not say the name of the period.
8 502 , 04 , 7
38million
3thousa
nds
millions
502 thousand 47
2 050 , 10 , 0
42million
4thousa
nds
millions
50 thousand 100
Reading Small Numbers Read the whole number At the decimal, read the word “and” Underline the final digit on the part side Identify its place value Read the part side as you normally would Say the final place value
1016 ten thousandths4,502
4 thousand 5 hundred 2
.
and 1 thousand 16 ten thousandths
tent
hshu
ndre
dths
thou
sand
ths
ten
thou
sand
ths
Reading Small Numbers Read the whole number At the decimal, read the word “and” Underline the final digit on the part side Identify its place value Read the part side as you normally would Say the final place value
025 thousandths340
3 hundred 40
.
and 25 thousandths
tent
hshu
ndre
dths
thou
sand
ths
Reading Small Numbers If there is no whole number, just skip to
the part side Underline the final digit on the part side Identify its place value Read the part side as you normally would Say the final place value
318 thousandths0.
358 thousandths
tent
hshu
ndre
dths
thou
sand
ths
Fill in the digits so the last digit is in the last space at the right.
Fill in any extra spaces in front with zeros
Draw a decimal point and mark spaces up to the place identified.
three hundred fifty-nine ten thousandths
.tenthshundredthsthousandthsten thousandths
3 5 9
0
Writing Small Numbers
Fill in the digits so the last digit is in the last space at the right.
Fill in any extra spaces in front with zeros
Draw a decimal point and mark spaces up to the place identified.
fourteen ten thousandths
.tenthshundredthsthousandthsten thousandths
1 4
0
Writing Small Numbers
0
Fill in the digits so the last digit is in the last space at the right.
Write the whole number Write a decimal for the word “and” Mark spaces up to the place identified
six thousandths
.tenthshundredthsthousandths
7 3 8
Writing Small Numbers
and seven hundred thirty-eight
6
Place Value
Let’s practice some place value exercises!
Write the value of the underlined digit
67,985,046
80,000
Write the value of the underlined digit
67,985,046
40
Write the value of the underlined digit
67,985,046
7,000,000
Write the value of the underlined digit
125,761,942
700,000
Write the value of the underlined digit
125,761,942
1,000
Write the value of the underlined digit as a power of 10
43,520,819
5 x 100,000
Write the value of the underlined digit as a power of 10
43,520,819
8 x 100
Write the value of the underlined digit as a power of 10
43,520,819
9 x 1
Write the value of the underlined digit as a power of 10
43,520,810
1 x 10
Write the value of the underlined digit as a power of 10
43,520,810
5 x 100,000
Write the value of the underlined digit as a power of 10 with exponents
179,542,6031 2 3
2 x 103
Write the value of the underlined digit as a power of 10 with exponents
179,542,6031 2 3 4 5
5 x 105
Write the value of the underlined digit as a power of 10 with exponents
179,542,6031 2 3 4 5 6 7
7 x 107
Write the value of the underlined digit as a power of 10 with exponents
179,542,603
3 x 100
Round to the hundreds place.
52,684
52,700
Round to the ten thousands place.
869,417,205
869,420,000
Round to the thousands place.
146,207,219
146,207,000
Round to the hundred thousands place.
3,958,216
4,000,000