Find the difference
65-7. What is the difference? Solve using a place value chart.
58
39-23. Will you need to regroup?
No.
82-19. Solve using partial differences
63
Dhakari wants to run 43 laps at PE. He ran 12 laps in the beginning of class and 8 laps at the end of class. How many laps does he have left to run?
Write a pair of equations that show how many laps Dhakari has left to run.
12+8=20
43-23=20
Skylar has 72 toys. She gives away 33 of the toys. How many toys are NOT given away?
39 toys
80-23. Find the difference using a place value chart.
57
62-49. Do you need to regroup?
Yes.
Marwa has 83 crayons.
Brayan has 38 crayons.
Jamari has 26 crayons.
How many fewer crayons does Marwa have than Brayan?
45
Aaliyah has 45 Barbies. She gives 34 to her sister. Her sister gives 9 back to Aaliyah. How many does Aaliyah have now?
Write a pair of equations that shows how many Barbies Aaliyah has now?
45-34=11
11+9=20
Ms. Reid had 83 Robux. She spends 61 Robux. How much Robux Does Ms. Reid have left?
22
40
72-9. Do you need to regroup?
yes.
76-42. Find the difference using partial differences.
34
Brandon has 42 skins on Fortnite. He buys 23 more skins. Then he deletes 6 skins. How many skins does Brandon have now?
Write a pair of equations that shows how many skins Brandon has now.
42+23=65
65-6=59
Lionny has 73 Pokemon cards. He gives 46 Pokemon cards to Camilla. How many Pokemon cards does Lionny have now?
27
78-45. Find the difference using a place value chart
33
90-29. Do you need to regroup?
yes.
62 is the WHOLE. 18 is the PART. Find the other PART
44
Kate wants to sell 56 cookies at her bake sale. She sells 13 in the morning and 36 in the afternoon. How many cookies does Kate have left to sell?
Write a pair of equations that can used to solve how many cookies Kate has left to sell.
13+36=49
56-49=7
Ethan has 57 puppies. He also has 35 kitty cats. 14 run away. How many did NOT run away?
78
98-92. Find the difference using a place value chart
6
75-45. Do you need to regroup?
No.
52-29
What is a reasonable estimate?
Then find the actual difference.
20
23
Jonah has 63 cars. Cai has 8 fewer cars than Jonah. Cai gives 12 cars to his friend.
Write a pair of equations that should be used to find how many cars Cai has now?
63-8= 55
55-12=43
Cai has 43 cars.
Jason has 74 birds. 23 flew away on Monday. 6 flew a way on Tuesday. How many does he have left?
45