Rounding
Give an example of a number that would round to 1,000.
answers vary
Add
1,399 + 5,642
7,041
Subtract
6,763 - 5,421
Carlos has 10 dog treats. He buys a box that has 5 times as many dog treats. How many dog treats are in the box?
10 x 5 = 50
What place value is the 7 in the following number?
72,501
ten thousand
10,000's
What is 392,483 rounded to the nearest hundred thousand?
400,000
Add
10,252 + 1,298
11,550
71,395 - 6,627
64,768
Keisha, Bryan, and Sam are playing basketball. Keisha made 6 shots. Bryan made times as many shots as Keisha. Sam made 3 more shots than Keisha. How many shots did Bryan and Sam make?
Bryan = 6 x 2 = 12
Sam = 6 + 3 = 9
Total 21 shots
Write the following number in standard form:
sixty-two thousand, four hundred ninety-five
62,495
What is 392,483 rounded to the nearest thousand?
392,000
An elementary school is collecting box tops. Which two grades combined have collected about 5,000 box tops?
Grades Box Tops
1 2,475
2 3,256
3 1,982
4 4,034
grade 2 and 3
Subtract
40,000 - 9,512
30,488
Which comparison statement represents the equation 5 x 3 = 15?
a. 15 is 5 times as many as 3.
b. 3 is 5 times as many as 15.
c. 5 is 3 times as many as 15.
d. 5 is 15 times as many as 3.
a. 15 = 5 x 3
Write the following number in expanded form:
152,904
100,000 + 50,000 + 2,000 + 900 + 4
A school raised $8,875. Which is a reasonable estimate of the amount the school raised?
A. $9,500
B. $9,000
C. $7,000
D. $8,000
B. $9,000
A bakery sold 1,353 muffins on Friday and 2,231 muffins on Saturday. How many muffins did the bakery sell?
3,584
Shandra wins 2,184 tickets at the arcade. Mavis wins 1,135 fewer tickets than Shandra. How many tickets does Mavis win?
1,049
30 = 3 x 10
30 / 3 = 10
What is the relationship between the two 4 digits in the number 904,467?
The 4 in the thousands place is ten times greater than the 4 in the hundreds.
Keisha has about $3,000 in her bank account. What could be the exact amount in her account? Explain your answer.
Any number that would round to 3,000
A concession stand started with $450. They then earned $525 selling popcorn and $162 selling drinks. How much money do they have now?
$1,137
An office building sells for $350,000. A house sells for $245,612. How much more money does the office building sell for?
$104,388
During a trip, Cheri collects 4 times as many sea shells as Natalie. Cheri collected 24 seashells. How many seashells did Natalie collect? Give an equation and answer.
24 / 4 = 6
or
4 x 6 = 24
In which number does the digit 2 have a value that is ten times the value of the digit 2 in 12,738?
A. 26 B. 215
C. 2,387 D. 23,901
D. 23,901