\frac{2}{3}
Question:
What fraction is the same as \[
\frac{2-4+6-8+10-12+14}{3-6+9-12+15-18+21}?
\]
Answer:
Let's think step by step.

user
\frac{2}{3}
What fraction is the same as \[
\frac{2-4+6-8+10-12+14}{3-6+9-12+15-18+21}?
\]
train