Expand the fraction by the expansion number.

**Step 1: Calculate the numerator**

To calculate the new *numerator*, multiply the numerator of the fraction (2) by the expansion number (2):

Numerator = 2 × 2 = 4

**Step 2: Calculate the denominator**

To calculate the new *denominator*, multiply the denominator of the fraction (5) by the expansion number (2):

Denominator = 5 × 2 = 10