ordinal numbers
Post on 29-Nov-2014
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Whole Numbers
Ordinal Numbers
What will we learn today?
• Use ordinal numbers and the symbols to tell position
Ordinal Numbers
When objects are placed together, we use ordinal numbers to tell the position.
We can tell the position of the objects from the left or right.
RightLeft
From the left:
1st - orange2nd - lemon3rd - watermelon4th - grapes
From the right:
1st - grapes2nd - watermelon3rd - lemon4th - orange
Which car is the third from the right?
Here’s an example.
A B C D
right
1st2nd
Car B is third from the right.
3rd
Here’s another example.
Cross out the 5th bottle.
1st 5th
Are you ready to try out the questions?
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