What are some irregular ordinal numbers?
Q: What are some irregular ordinal numbers?
A: The irregular ordinal numbers are in bold and include: twenty-first, sixty-fourth, and ninety-ninth.
Q: What do you need to use when writing numbers between 21 and 99?
A: When writing numbers between 21 and 99, you only need to use the cardinal form of the last number and a hyphen (-).
Q: How is the ordinal number 100 written?
A: The ordinal number 100 is written as "one hundredth" or "the hundredth".
Q: What do you need to do when writing numbers from 100 to 999?
A: When writing numbers from 100 to 999, you first need to write how many hundreds there are. If there is nothing left over, write "hundredth". If there is something left over, write "hundred" and then the remaining number. Sometimes people use "and" to show the leftovers.
Q: Can you give an example of writing a number from 100 to 999?
A: An example of writing a number from 100 to 999 is 512, which is written as "five hundred twelfth".
Q: Is it possible to write ordinal numbers by writing the number and then the ending?
A: Yes, it is possible to write ordinal numbers by writing the number and then the appropriate ending (-st, -nd, -rd, or -th).
Q: Is there a difference between "one hundred second" and "one hundred and second"?
A: No, there is no difference between "one hundred second" and "one hundred and second". Both are acceptable ways to write the number 102.
