**IMPORTANT:** Numeric entry fields must not contain dollar signs, percent signs, commas, spaces, etc. (only digits 0-9 and decimal points are allowed).

Click the **Terms** tab above for a more detailed description of each entry.

#### Step #1:

If you want to simplify a ratio, enter values for A and B.

If you want to solve for a missing value, enter any 3 of the 4 terms.

If you want to compare two ratios, enter values for A, B, C, and D.

#### Step #2:

Click the calculate button ("Simplify Ratio," "Solve Ratio," or "Check Equality"), which will perform the desired calculation and generate a step-by-step explanation showing how the calculator arrived at the result.

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