Representing/ Comparing
3 Digit Numbers
3 Digit Numbers
Write the following number in expanded form:
729
What is 700+20+9
523 + 412
(must show work)
What is 935
There are 235 people at the market. 100 people leave. How many people are at the market now?
What is 135 people
Mrs. Scozz has 231 prizes in the prize box. 394 more prizes are donated to the box. Use a number line to show how many total prizes are in the box now.
answers will vary- 625 prizes total
12+85+68
What is 165
Compare the following numbers using <,>, or =:
3 hundred 2 tens and 32 tens 1 one
What is < (less than)
112 + 659
using base 10 blocks
What is 771
145-108
Solve using break apart
What is 37
Henry Rivas has 341 markers in his bag. Henry Richards has 652 markers in his bag. How many more markers does Henry Richards have than Henry Rivas?
What is 311 more markers.
Create a problem where you add 3 numbers and 2 of them make a ten. Solve it and explain how you did it.
Answers may vary
Compare the following numbers using <,>, or =:
450 and 4 hundreds 3 tens and 20 ones
What is =
256 + 554
using open number line
What is 810
842-654
Solve using number line (BOTH adding up and counting backwards)
What is 188
Asher wants to know if he should regroup the hundreds to subtract the tens in each problem. Which problems does he have to regroup the hundreds?
a) 841-261
b) 566-253
c) 982-383
d) 523-452
What is a, c, and d
Dewey adds the following numbers by first making a ten. How does he does he do it and what is his final answer?
34 + 17 + 46
What is adding the 34 and 46 first to get 30+40+10=80 then adding the 17 to get a final sum of 97
Fill in the missing numbers:
932, 922, -----, -----, 892, -----
What is 912, 902, and 882
Keegan draws 2 flats, 3 longs, and 2 ones. Which are ways he can show that number. Choose all that apply.
a) 2 hundreds +3 tens +2 ones
b) 2 hundreds + 32 ones
c) 3 hundreds + 2 tens
d) 0 hundreds + 32 tens + 2 ones
What is a and b
Georgia needs to find 852 - 671. Explain with words how Georgia needs to regroup to get her final answer.
Georgia needs to regroup 8 hundreds as 7 hundreds and 10 tens in order to subtract 7 in the tens place.
Make up your own word problem where you have to add 235 and 421. Mark it and give it to another group to solve. They must show their work.
What is 656
Elise finds 55 + 18 +35 + 32. Which shows one of the ways she can find the sum?
50 +60
30+70
90 + 50
What is 90 +50