**Here's a quick trick to see if two fractions are equivalent:**

**Let's just do one...**

**Does ?**

**We'll pull a trick called cross-multiplication:**

**W****e got the same thing on both sides...**

**So !**

**Check this one out:**

**Does ?**

**Yikes! No way!**

**Here's a quick trick to see if two fractions are equivalent:**

**Let's just do one...**

**Does ?**

**We'll pull a trick called cross-multiplication:**

**W****e got the same thing on both sides...**

**So !**

**Check this one out:**

**Does ?**

**Yikes! No way!**