Pets, Maker & Everyday Math Calculators

14 free calculators for pets, maker and everyday math.

This group covers pet care amounts, water volumes for aquariums and ponds, and the costs of hobby and craft businesses. It includes dog food, puppy weight, horse weight, cat and dog age, 3D print pricing, epoxy, candle wax, craft pricing, and everyday helpers such as the discount and reverse sales tax calculators.

All Pets, Maker & Everyday Math calculators

How to get good results

Pet results are general guidance, so ask your vet about your own animal. For craft pricing, test a small batch first and compare your price with similar items.

See all calculators

Last updated: November 2026

Scroll to Top