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Learning the Multiplication Facts Part 1

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Multiplication Facts. are easiest to learn when... You find ... 1 times any number is the same number. 1 x 3 = 3. 1 x 7 = 7. 1 x 4 = 4. 1 x 1 = 1. 1 x 2 = 2 ... – PowerPoint PPT presentation

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Title: Learning the Multiplication Facts Part 1


1
Learning the Multiplication FactsPart 1
3 x 3 9
4 x 8 32
2
Multiplication Factsare easiest to learn when...
  • You find patterns.
  • You use rhymes.
  • You use stories.
  • You relate them to what you already know.

3
Zero Pattern0 times any number is 0
  • 0 x 3 0
  • 0 x 7 0
  • 0 x 4 0
  • 0 x 1 0
  • 0 x 0 0
  • 0 x 9 0

4
What is
0 x 8
0
5
Ones Pattern1 times any number is the same
number
  • 1 x 3 3
  • 1 x 7 7
  • 1 x 4 4
  • 1 x 1 1
  • 1 x 2 2
  • 1 x 9 9

6
What is
1 x 5
5
7
Twos Pattern2 times any number is thatnumber
doubled
  • 2 x 3 6
  • 2 x 7 14
  • 2 x 4 8
  • 2 x 1 2
  • 2 x 2 4
  • 2 x 9 18

8
What is
2 x 5
10
9
Fives Pattern - Step 1Cut the number you are
multiplying in half
  • 5 x 3 1.5
  • 5 x 7 3.5
  • 5 x 8 4
  • 5 x 1 .5
  • 5 x 2 1
  • 5 x 6 3

10
Fives Pattern - Step 2 If you are multiplying
an odd number, drop the decimal point
1
.
5
  • 5 x 3
  • 5 x 7
  • 5 x 5
  • 5 x 1
  • 5 x 9

3
.
5
2
.
5
5
.
4
.
5
11
What is
5
5 x 7
3
12
What is
5
5 x 3
1
13
What is
5
5 x 9
4
14
What is
5
5 x 5
2
15
Fives Pattern - Step 3 If you are multiplying
an even number, just add a zero
1
  • 5 x 2
  • 5 x 6
  • 5 x 4
  • 5 x 8
  • 5 x 10

0
3
0
2
0
0
4
5
0
16
What is
0
5 x 8
4
17
What is
0
5 x 6
3
18
What is
0
5 x 4
2
19
What is
0
5 x 2
1
20
Nines Pattern - Step 1Subtract 1 from number
youare multiplying
  • 9 x 3 2
  • 9 x 7 6
  • 9 x 8 7
  • 9 x 1 0
  • 9 x 2 1
  • 9 x 6 5

21
Nines Pattern - Step 2Add a 2nd number that
totals nine with the 1st number
  • 9 x 3 2
  • 9 x 7 6
  • 9 x 8 7
  • 9 x 1 0
  • 9 x 2 1
  • 9 x 6 5

7
9


3
9


2
9


9
9


8
9


4
9


22
What is
3
9 x 7
6
23
What is
2
9 x 8
7
24
What is
1
9 x 9
8
25
What is
4
9 x 6
5
26
What is
5
9 x 5
4
27
What is
7
9 x 3
2
28
What is
6
9 x 4
3
29
What is
8
9 x 2
1
30
Sixs Pattern (even s only)Step 1 Cut the
number you are multiplying in half.
  • 6 x 2 1
  • 6 x 4 2
  • 6 x 6 3
  • 6 x 8 4

31
Sixs Pattern (even s only)Step 2 The number
you aremultiplying by 6 is the 2nd .
  • 6 x 2 1
  • 6 x 4 2
  • 6 x 6 3
  • 6 x 8 4

2
4
6
8
32
What is
6
6 x 6
3
33
What is
2
6 x 2
1
34
What is
8
6 x 8
4
35
What is
4
6 x 4
2
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