Mastering 2-Digit Addition with Regrouping

What does the place value system help us understand?

• Different types of shapes

• The value of numbers based on their position

• How to multiply numbers

• The history of numbers

Tags

CCSS.4.NBT.A.2

What is the value of 3 in the number 32?

• 3,000

• 3

• 30

• 300

Tags

CCSS.4.NBT.A.1

What is the result of adding 32 and 11?

• 42

• 45

• 43

• 44

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the first step in adding two-digit numbers according to the video?

• Count the tens

• Count the ones

• Regroup the ones

• Add the numbers mentally

Tags

CCSS.2.NBT.B.6

What does regrouping involve when adding two-digit numbers?

• Dividing the tens column by 10

• Subtracting 10 from the ones column

• Adding 10 to the tens column

• Converting 10 ones into a ten

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the result of adding 32 and 29?

• 60

• 61

• 59

• 62

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

How many tens are there after regrouping in the example of adding 32 and 29?

• 5

• 6

• 7

• 8

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

In the context of the video, what does a box of cookies represent?

• A group of 10 cookies

• A dozen cookies

• A single cookie

• A group of 100 cookies

Tags

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RI.9-10.7

CCSS.RL.9-10.7

How many individual cookies are left after regrouping in the cookie example?

• 7

• 5

• 6

• 8

Tags

CCSS.2.OA.A.1

What is the final result when adding 29 cookies and 17 cookies?

• 45

• 48

• 46

• 47

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5