Exploring Two-Digit Subtraction with the Hundred Chart

The video tutorial introduces second graders to subtraction using the think addition strategy. It explains how to solve subtraction problems by thinking in terms of addition. The tutorial then demonstrates using a hundreds chart to handle larger subtraction problems. Students are guided through several practice problems, breaking down numbers into tens and ones for easier subtraction. The session concludes with instructions for a math journal activity.

What is the result of 6 minus 5?

• 0

• 11

• 2

• 1

Tags

CCSS.2.OA.A.1

If you add 4 to 3, what number do you get?

• 7

• 5

• 8

• 9

Tags

CCSS.1.OA.A.1

What number added to 8 equals 10?

• 4

• 3

• 2

• 1

Tags

CCSS.1.OA.D.8

How do you break down the number 12 for subtraction?

• 8 and 4

• 6 and 6

• 5 and 7

• 10 and 2

Tags

CCSS.2.OA.A.1

When using a hundreds chart for subtraction, what is the first step?

• Break the number into tens and ones

• Identify the starting number

• Subtract the tens

• Subtract the ones

Tags

CCSS.7.NS.A.1C

What is 56 minus 21?

• 36

• 34

• 35

• 37

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the result of subtracting 33 from 78?

• 47

• 46

• 45

• 44

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

After subtracting 12 from 69, what is the result?

• 59

• 56

• 57

• 58

Tags

CCSS.7.NS.A.1C

What do you get when you subtract 11 from 43?

• 31

• 32

• 34

• 33

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Subtract 23 from 87. What is the result?

• 63

• 66

• 64

• 65

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2