

3rd Grade Winter Break Tutorials
Presentation
•
Other
•
1st - 5th Grade
•
Easy
Jessica Page
Used 4+ times
FREE Resource
67 Slides • 40 Questions
1
MULTIPLICATION
Place Value Disks
Area Models
Standard Algorithm
2
WARM UP
Write the expression
that represents the
model.
MULTIPLICATION
3
Open Ended
What is your answer?
4
WARM UP
Write the expression
that represents the
model.
MULTIPLICATION
5
Open Ended
What is your answer?
6
WARM UP
Write the expression
that represents the
model.
MULTIPLICATION
7
Open Ended
What is your answer?
8
WARM UP
Write the expression
that represents the
model.
MULTIPLICATION
9
Open Ended
What is your answer?
10
MULTIPLICATION MODELS REVIEW
11
SPRINT!
Complete as many
as you can in one
minute! Wait until
you hear me say
“GO!”
ROUND 1
12
SPRINT!
Complete as many
as you can in one
minute! Wait until
you hear me say
“GO!”
ROUND 2
13
Multiplication with Place Value Disks
TENS
ONES
10 ONES
= 2 X 5 =
= 10
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
14
Multiplication with Place Value Disks
TENS
ONES
1
0
= 2 X 5 =
= 10
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
15
Open Ended
Why did we move ten disks to the tens place?
16
Multiplication with Place Value Disks
TENS
ONES
20 ONES
= 4 X 5 =
= 20
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
17
Multiplication with Place Value Disks
TENS
ONES
2 TENS
0 ONES
= 4 X 5 =
= 20
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
18
Open Ended
Why did we move ten disks to the tens place?
19
Multiplication with Place Value Disks
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
TENS
ONES
24 ONES
= 8 X 3 =
= 24
20
Multiplication with Place Value Disks
TENS
ONES
2 TENS
4 ONES
= 8 X 3 =
= 24
In our warm-up, we looked at arrays and wrote expressions to represent them. Now we will
represent those same arrays using the place value chart. This will help us multiply!
21
Open Ended
Why did we move ten disks to the tens place?
22
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
7 ONES
4 X 7 =
= ?
23
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
14 ONES
4 X 7 =
= ?
24
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
21 ONES
4 X 7 =
= ?
25
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
28 ONES
4 X 7 =
= 28
26
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
2 TENS
8 ONES
4 X 7 =
= 28
27
Open Ended
Why did we move ten disks to the tens place?
28
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
5 ONES
6 X 5 =
= ?
29
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
10 ONES
6 X 5 =
= ?
30
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
15 ONES
6 X 5 =
= ?
31
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
20 ONES
6 X 5 =
= ?
32
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
25 ONES
6 X 5 =
= ?
33
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
30 ONES
6 X 5 =
= 30
34
Multiplication with Place Value Disks
Now let’s multiply together…
TENS
ONES
3 TENS
0 ONES
6 X 5 =
= 30
35
Open Ended
Why did we move ten disks to the tens place?
36
MULTIPLICATION
TWO DIGIT BY
ONE DIGIT
MULTIPLICATION
with place value disks…
3 X 31 = ?
10
1
Would you rather draw 3 ones 31 times?
100
1
1
1
1
1
1
1
1
1
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1
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1
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1
1
1
1
1
1
37
MULTIPLICATION
TWO DIGIT BY
ONE DIGIT
MULTIPLICATION
with place value disks
AND place value chart…
3 X 31 = 9 tens 3 ones
10
1
Would you rather draw 3 ones 31 times?
100
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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1
1
1
38
Open Ended
Why did we move ten disks to the tens place?
39
MULTIPLICATION
TWO DIGIT BY
ONE DIGIT
MULTIPLICATION
with place value disks
AND place value chart…
3 X 31 = 93
10
1
Would you rather draw 31 three times?
100
TENS
ONES
9 TENS
3 ONES
90
3
10
10
10
10
10
10
10
10
10
1
1
1
90 + 3 = 93
40
MULTIPLICATION
TWO DIGIT BY
ONE DIGIT
MULTIPLICATION
with place value disks
AND place value chart…
3 X 31 = 93
10
1
Would you rather draw 31 three times?
100
TENS
ONES
9 tens
3 ONES
10
10
10
10
10
10
10
10
10
1
1
1
41
MULTIPLICATION
TWO DIGIT BY
ONE DIGIT
MULTIPLICATION
Place value method
&
Standard Algorithm
10
1
100
90 + 3 = 93
90 + 3 = 93
algorithm
place value disks with chart
42
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
with place value disks AND
place value chart…
A
C
B
10
1
100
Would you rather draw 3 ones 23 times OR 2
tens and 3 ones three times?
What goes in box C?
What goes in box B?
MULTIPLICATION
43
TWO DIGIT BY ONE
DIGIT MULTIPLICATION
Place value method
&
Partial Products/Standard
Algorithm
C
B
10
1
100
MULTIPLICATION
10
10
111
111
111
10
10
10
10
23
X3
9 →3 X 3 ones = 9 ones
+ 60 →3 X 2 tens = 6 tens
+69 = 6 tens 9 ones
44
23
X4
12 →4 X 3 ones = 12 ones = 1 ten 2 ones
+ 80 →4 X 2 tens = 8 tens
+92 = 9 tens 2 ones
10
1
101010101010101010
1
10
1
10
45
24
X4
___ →4 X __ ones = __ ones = _ ten _ ones
+ ___ →4 X __ tens = __ tens
+__ = __ tens __ ones
10
1
101010101010101010
1
10
10
46
Open Ended
4 x 4 ones = ___ ten ___ ones
47
Open Ended
4 x 2 tens = ___ tens
48
25
X3
___ →3 X __ ones = __ ones = _ ten _ ones
+ ___ →3 X __ tens = __ tens
+__ = __ tens __ ones
10
1
101010101010101010
1
1010
49
Open Ended
3 x 5 ones = ___ ten ___ ones
50
Open Ended
3 x 2 tens = ___ tens
51
42
X3
___ →3 X __ ones = __ ones
+ ___ →3 X __ tens = __ tens
+__ = __ tens __ ones
10
1
101010101010101010
1
1010
52
Open Ended
3 x 2 ones = ___ ones
53
Open Ended
3 x 4 tens = ___ tens
54
1
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100100100100100
100100100100100100100
55
1
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1
10
100100100100100
100100100100100100100
56
Open Ended
34 X 4 = 4 x __ ones = __ ones
57
58
Open Ended
34 x 4 = 4 X __ tens = __ tens
59
Open Ended
34 x 4 =
60
61
Open Ended
56 X 3 =
62
63
Open Ended
34 X 2 =
64
65
Open Ended
42 X 6 =
66
67
Open Ended
14 X 7 =
68
69
Open Ended
44 X 3 =
70
71
Open Ended
57 X 8 =
72
73
Open Ended
84 X 9 =
74
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
For example:
Can you write 23 in expanded notation?
75
Open Ended
What is 23 in expanded notation?
76
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
For example:
Can you write 23 in expanded notation?
23 = 20 + 3
77
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
NOW LET’S PRACTICE A BIT MORE
EXPANDED NOTATION…
24 = __ + __
78
Open Ended
What is 24 in expanded notation?
79
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
NOW LET’S PRACTICE A BIT MORE
EXPANDED NOTATION…
25 = __ + __
80
Open Ended
What is 25 in expanded notation?
81
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
NOW LET’S PRACTICE A BIT MORE
EXPANDED NOTATION…
42 = __ + __
82
Open Ended
What is 2 in expanded notation?
83
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
20 + 5
25= 20 + 5
84
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
__ + __
23 = 20 + 3
85
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
20 + 3
80
12
4 x 23 =
4
86
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
20 + 5
80
20
4 x 25 =
4
87
Open Ended
What should be written on the top of the box ___ + ___?
88
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
20 + 4
80
16
4 x 24 =
4
89
Open Ended
What should be written on the top of the box ___ + ___?
90
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
__ + __
24 = 20 + 4
91
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
__ + __
42 = 40 + 2
92
Open Ended
What should be written on the top of the box ___ + ___?
93
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
20 + 3
4 x 23 =
4
94
Open Ended
What numbers go in the boxes?
95
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
20 + 4
4 x 24 =
4
96
Open Ended
What numbers go in the boxes?
97
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
20 + 5
4 x 25 =
4
98
Open Ended
What numbers go in the boxes?
99
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
40 + 2
4 x 42 =
4
100
Open Ended
What numbers go in the boxes?
101
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
5.
Add the partial products to get your
answer
20 + 5
80
20
4 x 25 =
4
80 + 20 = 100
102
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
5.
Add the partial products to get your
answer
20 + 4
80
16
4 x 24 =
4
80 + 16 = 96
103
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
5.
Add the partial products to get your
answer
40 + 2
120
6
3 x 42 =
3
120 + 6 = 126
104
TWO DIGIT BY ONE
DIGIT
MULTIPLICATION
Area Models
MULTIPLICATION
Another way to see the partial products.
1.First remember expanded notation?
2.
Draw the boxes.
3.
Label the boxes
4.
Identify partial products
5.
Add the partial products to get your
answer.
105
Open Ended
What makes multiplying with the place value chart, area model and standard algorithm the same?
106
Open Ended
What makes multiplying with the place value chart, area model and standard algorithm different?
107
Open Ended
Which method is your favorite method? Why?
MULTIPLICATION
Place Value Disks
Area Models
Standard Algorithm
Show answer
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