Ordinal Numbers
Spelling Ordinal Number
Sum +
Difference -
Word Problem
100

First

1st

100

1st

First

100

10+20=

30

100

20-1=

19

100

all in all

7, 3, 10

10

200

fourth

4th

200

4th

Fourth

200

56+100

156

200

100-44=

56

200

left

7,10,3

7 left

3 left

300

Third

3rd

300

3rd

Third

300

What is the sum of 12 and 21

33

300

What is the difference of 100 and 44?

56

300

all in all

20

16

4

20 all in all

400

Second

2nd

400

2nd

Second

400

What is the sum of 100 and 200?

300

400

What is the difference of 300 and 100?

200

400

left

20

16

4

16 left

4 left

500

What is after nineth

10th

tenth

500

What is after the seventh?

Eighth
500

I have 10 green apples.

I have 10 red apples.

How many altogether?

20 apples altogether

500

I have 10  apples.

I take away 7  apples.

How many left?

3 apples left

500

Give 3 numbers to a word problem with a sum of 100

all answers

M
e
n
u