Regroup Addition and Subtraction

Look at this problem. Do you need to regroup to find the answer?
54 - 7 = ___

• Yes

• No

Tags

CCSS.2.NBT.B.5

Solve.
Taylor has 12 candies. 
She buys 7 more candies.
How many candies does she have now?
Then, Taylor gives 6 candies to Aiden.
How many candies does she have left?

• First, she has 5 candies after buying more. Then she has 11 candies after she gives some to Aiden.
  5 + 6 = 11

• First, she has 19 candies after she buys some.
  Then, she has 13 candies after she gives some to Aiden.

Tags

CCSS.1.OA.A.1

Find the answer. Regroup if you need to.
76 - 4 = ___

• 72

• 80

• 74

• 70

Tags

CCSS.2.NBT.B.5

Nadia uses place-value blocks to find 45 +19. She joins the tens and the ones in the top picture. Complete the equations to show how Nadia regroups the ones blocks to help her get the sum. regroups​ (a)   ones into 1​ (b)   and 4 ​ (c)  

• 14

• ten

• ones

• 4

• 10

• one

• hundred

• hundreds

• tens

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Lilly finished 3 math problems for morning work. She finished 5 more during math class and 6 more for homework. How many math problems did she complete in all?

• 11

• 8

• 14

• 2

Tags

CCSS.2.OA.A.1

Michael has 8 points in a game he is playing. He loses 2 points. Then he wins 4 points. How many points does Michael have now?

Tags

CCSS.7.NS.A.1C

• 97
• 44
• 32

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Hunter had 15 marbles. He gave 6 away to his friends. He found 3 more. How many marbles does Hunter have now?

• 12

• 24

• 18

• 15

Tags

CCSS.2.OA.C.3

Look at this problem. Do you need to regroup?
85 - 27 = ____

• Yes

• No

Tags

CCSS.2.NBT.B.5