Algebra/Chapter 1/Solutions

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1.1

$- 4, - 2.3, - \frac{3}{4}, - 0.25, 0.0001, \frac{1}{2}, 2.1, 3.99$

1.2

1. 100
2. 9.0001
3. -2
4. 0
5. Neither

1.3

Shark 4, Shark 3, Shark 1, Shark 2

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5. The number 456395 can be rewritten as 450000 + 6300 + 90 + 5. The first three addends are divisible by 9, but 5 is not.

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