To find out how much Sparky spent, simply add the cost of each item together:

$2.50 \, (\text{socks}) + 14.95 \, (\text{jeans}) + 12.50 \, (\text{shoes}) = 29.95$

So, Sparky spent $29.95 in total.

Would you like more details or have any questions?

Here are some related questions:

1. What is the total amount spent if a 10% sales tax is added?
2. How much change would Sparky get if he paid with a $50 bill?
3. If Sparky returned the jeans, how much would he have spent?
4. How much would Sparky have spent if the shoes were on a 20% discount?
5. What would Sparky’s new total be if he added a $5.00 hat to his purchase?

Tip: When adding decimals, always align the decimal points vertically to ensure accurate results.