56 is a composite number. 56 = 1 x 56, 2 x 28, 4 x 14, or 7 x 8. Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56. Prime factorization: 56 = 2 x 2 x 2 x 7, which can also be written 56 = 2³ x 7.

Sometimes 56 is a clue in the FIND THE FACTORS puzzles. Even though it has other factors, the only multiplication fact we use is 7 x 8 = 56.

This week’s puzzles are available in an excel file here. If you have a spreadsheet program on your computer, you can access it. If you enable editing in excel, you can type your answers directly onto the puzzle, and you can also easily print the puzzles.

The factors for last week’s level 2 Southeast Arrow Puzzle:

Here are three different factor trees for the number 56:

Glad to have the answers for last week’s; the 404C puzzle was driving me and a friend crazy. Also I’m glad to have got it right.

Those level 6 puzzles can be a challenge. Good for you and your friend for sticking with it until you got it right!

What if we need a factor tree? Could you make one?

Yes, I made three and posted them. How are they the same? How are they different?