Layton's scribepost for November 20

Notation

1= 1 x 1 = 1 2 4= 2 x 2 = 2 2 9= 3 x 3 = 3 2 16= 4 x 4 = 4 2
25= 5 x 5 = 5 2 36= 6 x 6 = 6 2 49=7 x 7 = 7 2 64= 8 x 8 = 8 2
81= 9 x 9 = 9 2 100= 10 x 10 = 10 2


after we had to fill in the blanks on a paper given. the answers were:

can you rearrange them
Length Width Area into a square if you can what is the side length
5 3 15 NO _________________
8 2 16 YES 4 x 4
9 1 9 YES 3 x 3
4 3 12 NO __________________


Prime factorization was what we dd next in class so here is one of the questions we did:

441 441 =7 x 3 x 7 x 3
441=( 7 x 3 ) x ( 7 x 3 )
21 21 441=21 x 21

7 3 7 3


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