MathDB
Fractions?

Source:

January 4, 2009
AMCAMC 12

Problem Statement

Which of the following is the same as \frac{2\minus{}4\plus{}6\minus{}8\plus{}10\minus{}12\plus{}14}{3\minus{}6\plus{}9\minus{}12\plus{}15\minus{}18\plus{}21}? (A)\ \minus{}1 \qquad (B)\ \minus{}\frac23 \qquad (C)\ \frac23 \qquad (D)\ 1 \qquad (E)\ \frac{14}{3}