Long Division
Upcoming SlideShare
Loading in...5
×
 

Long Division

on

  • 3,713 views

A demonstration of long division

A demonstration of long division

Statistics

Views

Total Views
3,713
Views on SlideShare
3,701
Embed Views
12

Actions

Likes
0
Downloads
2
Comments
0

2 Embeds 12

http://www.slideshare.net 11
http://www.slideee.com 1

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

Long Division Long Division Presentation Transcript

  • Old-fashioned long division
    1 7
    8 7 9 1
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    7
    14
    21
    28
    35
    42
    49
    56
    63
    70
    [1] - Compare it with the 7 times-table
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    +10
    +20
    +30
    +40
    +50
    +60
    +70
    +80
    +90
    +100
    7
    14
    21
    28
    35
    42
    49
    56
    63
    70
    [1] - Compare it with the 7 times-table
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    [1] - Compare it with the 7 times-table
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    +10
    +20
    +30
    +40
    +50
    +60
    +70
    +80
    +90
    +100
    7
    14
    21
    28
    35
    42
    49
    56
    63
    70
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    [2] – Repeatedly add 17’s.
    17 = 20 – 3
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    [2] – Repeatedly add 17’s.
    17 = 20 – 3
    Increase the front by 2 and decrease the back by 3
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    [2] – Repeatedly add 17’s.
    17 = 20 – 3
    Increase the front by 2 and decrease the back by 3
  • Old-fashioned long division
    We need the 17 times-table.
    This can be obtained easily in a couple of ways:
    1 7
    8 7 9 1
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    [2] – Repeatedly add 17’s.
    17 = 20 – 3
    Increase the front by 2 and decrease the back by 3
    Get these two values by simple adding 17.
  • Old-fashioned long division
    1 7
    8 7 9 1
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
  • Old-fashioned long division
    1 7
    8 7 9 1
    _
    8 50 0
    50 0
    2 9 1
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    500
  • Old-fashioned long division
    1 7
    8 7 9 1
    _
    8 50 0
    50 0
    2 9 1
    _
    1 70
    10
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    1 2 1
    510
  • Old-fashioned long division
    1 7
    8 7 9 1
    _
    8 50 0
    50 0
    2 9 1
    _
    1 70
    10
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    1 2 1
    _
    1 1 9
    7
    2
    517
  • Old-fashioned long division
    1 7
    8 7 9 1
    _
    8 50 0
    50 0
    2 9 1
    _
    1 70
    10
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    1 2 1
    _
    1 1 9
    7
    2. 0
    _
    1. 7
    0.1
    0. 3
    517.1
  • Old-fashioned long division
    1 7
    8 7 9 1
    _
    8 5 0 0
    5 0 0
    2 9 1
    _
    1 7 0
    1 0
    17
    34
    51
    68
    85
    102
    119
    136
    153
    170
    1 2 1
    _
    1 1 9
    7
    2. 0
    _
    1. 7
    0.1
    0. 3 0
    _
    0. 1 7
    0.01
    .....Etc
    517.11...
  • END