Ordinal Numbers
What is the ordinal number of 1?
First (1st)
4 + 2 = _____
6
5 - 2 =
3
What numbers would come next?
2, 3, __, __, __
4, 5, 6
What is the ordinal number of 5?
Fifth (5th)
5 + 3 = ___
8
9 - 6 =
3
What numbers would come next?
8, 9, __, __, ___
10, 11, 12
What ordinal number is missing?
1st, 2nd, 3rd, 4th, 5th, ? , 7th, 8th
sixth (6th)
___ = 6 + 3
9
4
What numbers would come next?
18, 19, __, __, __
20, 21, 22
These are an example of what?
1, 5, 3, 8
Cardinal Numbers
1 + ____ = 9
8
5
What number is missing?
21, 22, 23, ?, 25, 26
24
What is the ordinal number for 11?
Eleventh (11th)
9 + 3 = _____
12
12 - 5 = ___
7
What is 10 less of 42?
32