Mastering 2-Digit Addition with Regrouping

This video tutorial by Mr. J covers how to add two-digit numbers with regrouping, also known as carrying. The tutorial includes four examples, starting with 26 + 18 and using base 10 blocks to visualize the process. The video explains the importance of starting with the ones place and regrouping when necessary. It also covers examples 67 + 25, 38 + 22, and 46 + 45, demonstrating the addition process with and without visual aids. The tutorial concludes with a summary and links to additional resources for further learning.

What is another term for regrouping in addition?

• Dividing

• Carrying

• Subtracting

• Borrowing

Tags

CCSS.2.NBT.B.7

When adding 26 and 18, what is the value in the ones place after regrouping?

• 4

• 8

• 14

• 6

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

In the addition of 26 and 18, how many tens are there after regrouping?

• Three

• Five

• Four

• Two

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the final result of adding 67 and 25?

• 91

• 102

• 82

• 92

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

How many tens are regrouped when adding 67 and 25?

• Three

• Two

• One

• Four

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the value in the ones place when adding 38 and 22?

• 2

• 1

• 10

• 0

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

After adding 38 and 22, what is the total value in the tens place?

• 60

• 6

• 10

• 5

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the final answer when adding 46 and 45?

• 92

• 101

• 91

• 81

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

How many groups of ten are carried over when adding 46 and 45?

• One

• Two

• Three

• Four

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the importance of understanding the value of digits in their places when adding?

• To correctly solve addition problems

• To understand the concept of multiplication

• To make subtraction easier

• To learn division faster

Tags

CCSS.2.NBT.B.7