Place Value
Comparing Numbers
Rounding Numbers
Adding Numbers
Subtracting Numbers
100

I have the number 94,567. What place is the 4 in? 

The 4 in 94,567 is in the thousands place! 

100

Is 5,450 greater than or less than 6,800? 

5,450 is less than 6,800. 

100

What is 7,949 rounded to the nearest thousand? 

7,949 rounded to the nearest thousand is 8,000.

100

Find the sum of 4,598 and 2,311. 

6,909

100

6,471 - 2,234

4,237

200

What is 409,231 in expanded form?

400,000 + 9,000 + 200 + 30 +1

200

Is 18,973 greater than or less than 18,873?

18,973 is greater than 18,873. The 9 in the hundreds place is greater than 8 in the hundreds place. 

200

Ms. Joaquin has driven 83,782 miles in her car. Round 83,782 to the nearest ten thousand. 

83,782 rounded to the nearest ten thousand is 80,000. 

200

True or False?

2,778 + 4,197 = 6,845

False! The correct answer is 6,975

200

True or False? 

13,804 - 1,783 = 12,021

True! The correct answer is 12,021.

300

Write the number 14,058 in expanded and word form.

10,000 + 4,000 + 50 + 8

fourteen thousand, fifty-eight


300

On Saturday, Ms. Joaquin took 8,587 steps. On Sunday, Ms. Joaquin took 9,597 steps. On which day did Ms. Joaquin take more steps?

Ms. Joaquin took more steps on Sunday! 9,597 is greater than 8,587. 

300

Masen rounded the number 62,572. When he rounded it, he got 60,000. What place value did Masen round to? 

The ten thousands!
300

Solve 31,923 + 42,039.

73,962

300

I subtracted the problem below: 

45,872 - 5,693 = 40,179. 

How can I check my answer to make sure it is correct? 

You can add 40,179 and 5,693. Then, compare the sum to the initial number in the first problem to make sure you get 45,872. 

400

I have the number 342,290. 

How does the value of the 2 in the thousands place compare with the value of the 2 in the hundreds place?

[Hint: Tell me the value of each digit in the thousands and hundreds places, and then compare them!]

The value of the 2 in the thousands place is 2,000. 

The value of the 2 in the hundreds place is 200. 

The value of the 2 in the thousands place is 10 TIMES the value of the 2 in the hundreds place. 

400

True or False? 

211,783 < 99,999

False! 211,783 has more digits than 99,999 so it is greater! 

400

Nate plays his favorite video game for 4,598 minutes. To the nearest thousand, about how many minutes has Nate played his favorite video game? 

5,000 minutes! That's over 80 hours....wow! 

400
Find the sum of 41,846 and 9,072. 

50,918

400

Write an equation that can be used to estimate the difference of 23,629 and 12,740.

The key is rounded to the SAME place value for both numbers. Possible answers are: 

20,000 - 10,000 = 10,000. (nearest ten thousand)

24,000 - 13,000 = 11,000 (nearest thousand)

23,600 - 12,700 = 10,900 (nearest hundred)

500

I have a number with 16 ones, 8 ten thousands, and 40 tens. What number am I? 

80,416

500

Compare the numbers 38,600 and 36,800. Use >, <, or = to compare. 

38,600 > 36,800

36,800 < 38,600

500

There are 23,967 students enrolled in a school district. Ms. Joaquin and Mr. Van Manen round the number of students to different place values. Their rounded numbers are the same. How could each of them have rounded the number of students? 

One person rounded to the nearest thousand while the other person rounded to the nearest hundred. Both would round to 24,000. 

500

A video game company sells 6,792 copies of its new game on the first day and 2,178 copies on the second day. In those two days, how many copies does the company sell in all? 

8,970 copies in two days!

500

Find the difference of 300,782 and 129,563. 

171,219