Topic 1: Place Value
What is one hundred twenty thousand, two hundred eleven written using base-ten numerals?
120,211
base-ten numerals is STANDARD FORM
Nate and Tanner recorded the number of birds they saw in the backyard the past two weeks. Estimate about how many fewer birds did the boys view the second week compared to the first week.
First week: 620 birds Second week: 219 birds
about 400 fewer birds
620 rounds to 600
219 rounds to 200
600 - 200 = 400
85 x 7
595
20 x 50 = n
1,000
Write the following number:
There is a 1 in the thousands place.
There is a zero in the hundreds and ones place.
The digit in the ten thousands place is ten times greater than the digit in the thousands place.
There is a 2 in the tens place.
11,020
45,064 ( ) 45,032
Write the symbol to make this inequality true.
What place value did you compare?
>
45,064 ( > ) 45,032
45,064 is greater than 45,032 when comparing the tens place.
Nate and Tanner recorded the number of birds they saw in the backyard the past two weeks. How many fewer birds did the boys view the second week?
First week: 620 birds Second week: 219 birds
401 fewer birds
620 - 219 = 401
The product of two numbers is 2,400.
One factor is 6. What is the other factor?
400
6 x 4 = 24
6 x 400 = 2,400
Over the 13 weeks of summer, Phillip works at a bakery. He earns $36 each week.
Draw an area model to find the total Phillip earned in the summer.
$468
10 x 30 = 300
6 x 10 = 60
3 x 30 = 90
3 x 6 = 18
300 + 60 + 90 + 18 = 468
Mrs. Klick graded 1,456 reports last year. So far this year, she has graded 789 reports. How many more reports does she need to grade this year to meet the total from last year?
667 more reports
1,456 - 789 = 667
Write three numbers that round to 50,000 when rounded to the nearest ten thousand.
Sample answers:
49,999
46,100
45,000
12,395 + 14,609 =
27,004
Use the Distributive Property to find 3 × 819.
2,457
(3 × 800) + ( 3 x 10 + (3 x 9)
2,400 + 30 + 27 = 2,457
62 x 11
682
Mr. Staebell drove 101,044 miles one year. Mrs. Staebell drove 25,000 more miles. How many miles did the Staebell family drive in one year?
227,088 miles
101,044 + 25,000 = 126,044 miles Mrs. Staebell
101,044 + 126,044 = 227,088 miles total
Which of the following numbers round to 43,000 when rounded to the nearest thousand? Select all that apply.
A.42,499 B.42,532
C.42,983 D.43,099
B.42,532
C.42,983
D.43,099
67,407 - 38,227 = ?
29,180
3,000 x 9 = ?
27,000
Daniel is making cookies to give to friends. He has 18 gift box and each gift box holds 24 cookies. How many cookies did he make?
432 cookies
18 x 24 = 432
Mr. B, Mrs. D, and Mrs. Cole want to take a bus trip to the Grand Canyon. The entire trip costs $1,025 per person. Estimate about how much the total trip will cost.
about $3,000
1,025 rounds to 1,000
1,000 x 3 = $3,000
34,401
Describe the relationship between the 4's in this number.
The first 4 is ten times greater than the second 4.
4,000 is ten times greater than 400.
The first 4's value is 4,000 and the second 4's value is 400. 4,000 is ten times greater than 400.
Ryszard earned 134,867 points playing a video game. Paul earned 29,978 more points. How many points did Paul earn?
164,845 points
134,867 + 29,978 = 164,845
3,697 x 6 = x
22,182
22 x 66 = ??
1,452
Mrs. Cole has 4 small photo albums and 6 large photo albums. Each small album can hold up to 112 photographs. Each large album can hold up to 184 photographs. How many photos can Mrs. Cole keep in the albums?
1,552 photos
Small 4 x 112 = 448 photos
Large 6 x 184 = 1,104 photos
448 + 1,104 = 1,552 photos total