The lengths of $3$ unicorns' horns are listed in the table.
**How much longer is Sparkle's horn than Dazzle's horn?**
[[☃ input-number 1]] $\text{cm}$
Unicorn | Horn length
- | - | -
Sparkle | $42 \text { cm}$
Dazzle | $14 \text { cm}$
Glitter| $34 \text { cm}$