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Factoring

Brooke Jefferson Inglés 5 fichas

Fichas del conjunto (5)

1Is 22 divisible by 2, 4, 5, 7, and/or 9? 22/2=11 22/4=5.5 22/5=4.4 22/7=3.142 22/9=2.444 Your answers would be 2 only.Is 16 divisible by 2, 4, 5, 7, and/or 9?
16/2=8
16/4=4
16/5=3.2
16/7=2.285
16/9=1.777
Your answers would be 2 and 4.
2Is 22 divisible by 11? Yes 22/11=2Is 14 divisible by 4?
No 14/4=3.5
3What can be multiplied to get 25? (1, 25) (5, 5) 1, 5, 25What can be multiplied to get 26?
(1, 26) (2, 13)
1, 2, 13, 26
4Factor tree of 12 12 2 and 6 2 and 3 2^2 times 3Factor tree of 16
2 and 8
2 and 4
2 and 2
2^4
5Greatest Common Factor of 18 and 21 18 (1, 18) (2, 9) (3, 6) 21 (1, 21) (3, 7) GCF= 3GCF of 30 and 27
30 (1, 30) (2, 15) (3, 10) (5, 6)
27 (1, 27) (3, 9)
GCF=3