🦭 Percentage & Ratios: Working Backward (Increase)
Find the original amount or increase amount when the percentage increase and the result are known.
Frequently Asked Questions
How do I convert between percentages, decimals, and fractions?
Use our interactive conversion tool to practice and learn the relationships between formats. Tip: Click 'Show Examples' for a clear guide on how to solve each type!
Do I need to simplify fractions?
Yes, you must simplify your fractions! Our tool requires the most simplified form for your answer to be accepted. Unsimplified fractions will be marked as incorrect.
Is there a calculator available for the exercises?
Yes! We provide a built-in scientific calculator directly alongside the exercises to help you with your calculations while you solve our infinitely generated math problems.
Can I copy and paste from the input box into the calculator?
Yes! You can copy basic arithmetic functions from the exercise input box and paste them directly into the scientific calculator for quick verification and help with your calculations.