Regrouping
Which equation needs regrouping to solve?
A 34 + 24
B 19 + 29
C 10 + 28
D 25 + 24
B: 19 + 29
Joseph and Amira went apple picking. Joseph picked 37 apples and Amira picked 28 apples. How many apples did they pick in total?
Choose a strategy and show your work.
65 apples
28 + 17 + 61 = ?
106
Genesis has 37 pens. She gets 28 more from JoJo. Then, she uses 24 pens. How many pens does Genesis have now?
Show your work.
Step 1: 37 + 28 = 65 pens
Step 2: 65 - 24 = 41 pens
When is our math test?
Wednesday
Which equation needs regrouping to solve?
A 9 + 3
B 13 + 15
C 62 + 25
D 71 + 47
A: 9 + 3
Patrick and Alexander were playing Prodigy and battling the Titan. Patrick dealt 42 damage and Alexander dealt 49 damage. How much damage did they deal altogether?
Choose a strategy and show your work.
91 damage
27 + 17 + 27 + 17 = ?
88
CJ has 27 strawberries. Vincent has 48 blueberries. Leo has 39 raspberries. How many berries are there in all?
Show your work.
27 + 48 + 39 = 114 berries
Who is Ms. Ostrega's favorite student?
HA! TRICK QUESTION!
Which equation needs regrouping to solve?
A 15 + 73
B 47 + 42
C 37 + 56
D 26 + 63
C: 37 + 56
Valerie and Richard rescued 71 dogs. They rescued 48 more dogs. How many dogs did they rescue in all?
Choose a strategy and show your work.
119 dogs
9 + 72 + 10 = ?
91
Kevin plants 62 flowers. Sufyan plants 26 flowers. A rabbit eats 37 flowers. How many flowers are not eaten?
Show your work.
Step 1: 62 + 26 = 88 flowers
Step 2: 88 - 37 = 51 flowers
How many students do we have in class?
23 students
Which equation needs regrouping to solve?
A 16 + 82
B 73 + 32
C 62 + 28
D 36 + 13
C: 62 + 28
Jackie went trick-or-treating. She met up with Chris and they went house to house. Jackie collected 28 pieces of candy. Chris collected 15 more pieces. How many pieces did they collect together?
Choose a strategy and show your work.
Jackie: 28 pieces
Chris: 28 + 15 = 43 pieces
Together: 28 + 43 = 71 pieces
48 + 22 + 37 = ?
107
Brook collets 18 toy cars. Brookly gives him 38 more. Then, Brook breaks 10 toy cars and loses 15 more. How many toy cars does Brook have now?
Show your work.
Step 1: 18 + 38 = 56 toy cars
Step 2: 56 - 10 = 46 toy cars
Step 3: 46 - 15 = 31 toy cars
What is the name of Ms. Ostrega's dog?
Harley
Which equation needs regrouping to solve?
A 71 + 26
B 28 + 51
C 18 + 21
D 48 + 29
D: 48 + 29
Brooklyn has 36 dojo points on Monday. If she earns 5 points everyday, how many points will Brooklyn have on Friday?
Choose a strategy and show your work.
Monday: 36 dojo points
Earned points: 5 + 5 + 5 + 5 + 5 = 25 dojo points
Friday points: 36 + 25 = 61 dojo points
67 + 23 + 18 = ?
108
Hunter and Sulayman are collecting Pokemon cards. Hunter has 120 Pokemon cards. Sulayman has 230 Pokemon cards. How many Pokemon cards to they have altogether?
Show your work.
120 + 230 = 350 Pokemon cards
What have we been learning in math?
Addition within 100