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    Basic College Mathematics
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    Exam 7: Signed Numbers
  5. Question
    Add Do Not Use a Number Line Except as a Check
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Add Do Not Use a Number Line Except as a Check

Question 98

Question 98

Multiple Choice

Add. Do not use a number line except as a check.
- 12+(−645) \frac{1}{2}+\left(-6 \frac{4}{5}\right) 21​+(−654​)


A) −5910-5 \frac{9}{10}−5109​
B) −635-6 \frac{3}{5}−653​
C) −6310-6 \frac{3}{10}−6103​
D) −7310-7 \frac{3}{10}−7103​

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