Subtraction with Regrouping: 2-Digit Challenges

The video tutorial teaches subtraction with regrouping, starting with an introduction to the concept. It provides three examples: subtracting 29 from 53, 38 from 76, and 48 from 74, each demonstrating the use of place value blocks and regrouping. The tutorial concludes by encouraging students to practice the technique.

What is the first step in subtraction with regrouping?

• Start with the tens column

• Immediately regroup

• Draw place value blocks

• Subtract the ones column without regrouping

Tags

CCSS.5.NBT.B.7

What do you do if you don't have enough ones to subtract?

• Stop the problem

• Regroup from the tens column

• Guess the answer

• Skip the subtraction

Tags

CCSS.2.NBT.B.7

After regrouping, how many ones do you have if you start with 3 and add a ten?

• 13

• 10

• 4

• 3

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the result of 53 - 29?

• 24

• 33

• 23

• 34

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

In the second example, what is the first step after drawing place value blocks?

• Subtract the ones column

• Identify the larger number

• Regroup immediately

• Subtract the tens column

Tags

CCSS.2.NBT.B.7

How many ones are left after subtracting 8 from 16?

• 8

• 6

• 4

• 10

Tags

CCSS.2.OA.A.1

What is the final answer for 76 - 38?

• 38

• 48

• 28

• 58

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Before regrouping in the third example, how many ones are needed to subtract?

• 6

• 8

• 4

• 10

Tags

CCSS.2.MD.B.6

CCSS.1.NBT.C.4

What is the final answer for 74 - 48?

• 24

• 28

• 36

• 26

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

What is the key concept in subtraction with regrouping?

• Always start with the tens column

• Guessing the answer if unsure

• Regrouping when you don't have enough ones

• Skipping difficult problems

Tags

CCSS.2.NBT.B.7