It is not easy to find the factors of 2021, but here is a clue: use the fact that $3 \times 7 = 21$

You can be a creative mathematician, you can be someone who has your own mathematical ideas. Find your own interesting facts about 2021 and calculations that have the answer 2021.

Is it correct to say “twenty twenty-one” or should we say “two thousand and twenty-one” or are both correct?  Why?

People say “twenty twenty one” so do the 2 twenties mean – 20 thousands, 20 hundreds, 20 tens or 20 units?

What different questions can you find with 2021 as the answer?

Compare your questions with other people’s.

Perhaps you can make up one that is easy, one that is harder and one that is very hard.

What interesting facts can you find about the year that you were born?