Question

Evaluate each expression.

12. |-2.3|
13. |4/13|
14. |-8 7/11|
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7. Sarafina had 34 out of 99 hits when she was at bat during the softball season. What was her batting average?
8. Shiv and his friends are 3 1/6 pizzas. Write this amount as a decimal.
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15. There are over 2,700 species of snakes in the world. Over 600 species are venomous. Write the fraction of species that are not venomous as a decimal.
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Write each fraction as a decimal. Use bar notation if necessary.
1. 7/15
2. 8/18
3. - 8/12
4. - 6/7
5. 3 15/44
6. - 2 5/22

Answer 1

1: 2.3

2: 0.307 or 4/13

3: 8 7/11 or 8.7777....

4: 0.3434....

5: 3.166...

6:2/9

7: 0.466...

8: 0.44...

9: -0.66... IF absolute value: 0.66...

10: -0.857... IF absolute value: 0.857...

11: 0.340909...

12: -0.22727 IF absolute value: 0.22727...

in order with the questions listed...

Answer 2

12) 2.3

13) 4/13

14) 8 7/11

7) .3434...

8) 3.166...

15) (2700-600)/2700 = 2100/2700 = 21/27 = 7/9

1) .4666666667

2) .4444...

3) -0.6666666667

4) -0.8571428571

5) 3.3409090909...

6) -2.227272727273

**bar notation is when you put a bar over the repeating part of a decimal because you can't right it all since it goes on forever