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Ordinal Numbers
with the
Adjective/Noun
G3-5
© 2012 Math As A Second Language All Rights Reserved
next
To the Teacher
A ordinal number shows the place occupied
by an item in an ordered sequence.
Ordered items would be first, second,
third, fourth, etc.
Be aware in an ordered sequence, that
students may count from left to right or
right to left.
© 2012 Math As A Second Language
All Rights Reserved
next
Directions
Place the pointer on the correct number
and then click.
The correct answer will take you
to the next slide.
© 2012 Math As A Second Language
All Rights Reserved
Click on the even number
that is tenth from the left
in the set below.
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20
16
18
© 2012 Math As A Second Language All Rights Reserved
20
Click on the even number
that is seventh from the right
in the set below.
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20
8
10
© 2012 Math As A Second Language All Rights Reserved
12
Click on the odd number
that is ninth from the left
in the set below.
1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21
17
19
© 2012 Math As A Second Language All Rights Reserved
21
Click on the odd number
that is fourth from the right
in the set below.
1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21
11
13
© 2012 Math As A Second Language All Rights Reserved
15
Click on the counting number
that is fourth from the right
in the set below.
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
9
10
© 2012 Math As A Second Language All Rights Reserved
11
Click on the whole number
that is eleventh from the right
in the set below.
0, 2, 5, 6, 8, 11, 12, 15, 16, 19, 20
20
0
© 2012 Math As A Second Language All Rights Reserved
12
Click on the whole number
that is eleventh from the right
in the set below.
0, 2, 5, 6, 8, 11, 12, 15, 16, 19, 20
20
0
© 2012 Math As A Second Language All Rights Reserved
12
Click on the odd number
that is twenty-fifth from the left
in the set below.
1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21…
47
49
© 2012 Math As A Second Language All Rights Reserved
51
Click on the whole number
that is thirtieth from the left
in the set below.
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12…
28
29
© 2012 Math As A Second Language All Rights Reserved
30
Click on the multiple of 4
that is twelfth from the left
in the set below.
4, 8, 12, 16, 20, 24, 28, 32, 36, 40…
40
44
© 2012 Math As A Second Language All Rights Reserved
48
Now you know
what
ordinal numbers
are.
© 2012 Math As A Second Language All Rights Reserved
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