Variables
45 + n = 80
n= 35
How many times do you need to regroup, how do you know ?
62 + 11
None
Stacy drove her car 276 miles on Monday and 248 miles on Tuesday. How many miles did she drive in all?
524 miles
Ashlee wants to collect 250 stickers. So far, she has collected 146 stickers. Write a number sentence that can be used to find how many more stickers she needs to reach her goal.
250- 146 = n
or
146 + n = 250
500-351
149
104 + n = 217
n= 113
How many times do you need to regroup? explain
821-300
None
The roller coaster was 192 feet higher than the Ferris Wheel that measured 264 feet. How tall is the roller coaster?
456 Feet
Kenny spent $38 on a ticket to the theme park and $29 on food. Write a number sentence that can be used to find how much Kenny spent total.
38 + 29 = 67
619 + 341
960
348 = 203 + n
n= 145
How many times do you need to regroup? explain
267 + 171
once
Liza wants to buy a computer for $304. So far, she only has $164. How much more does she need?
$140
23 - 4 = n
Write a word problem to go with this number sentence.
ex: Allison has 23 cats. Maddy has 4 fewer cats than Allison. How many cats does Maddy have?
What is the inverse operation?
452 + 406
858 - 406 =452
or
858 - 452= 406
725 - n = 319
n=406
Do you need to regroup? How do you know?
138 + 119 + 172
Yes
Sally bowls one more game to see if she can tie her record. Her record is a score of 165. She needs 37 more to do this. What is Sally's score right now?
Her score is 128
Solve and write a number sentence to match the following :
Ollie has 417 comic books. He gives Jasmine some comic books. If he has 212 left, how many comic books did he give Jasmine?
205 comics
Create a tape diagram for the following:
Ian is reading a book that is 325 pages long. He has read 217 pages.
ask teacher
120 = 352 - n
n= 232
Do you need to regroup? How do you know?
436 - 278
Yes
Eric's book has 316 pages. He read 50 pages last week. He read another 71 pages this week. How many more pages does Eric have left to read?
195 pages
Write and solve a problem a problem to match the equation.
120 = 352-n
varies
Create a tape diagram for the following:
The height of Capote Falls is 175 feet. The height of Madrid Falls is 120 feet.
ask teacher