Finding the Base Number in a Percent Problem Worksheet

Objective: I can find the base number in a percent problem.

Example:

8 is 32% of what number?

Solution:

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

Solve

5 is 5% of what number?

12 is 1% of what number?

2 is 4% of what number?

1 is 5% of what number?

14 is 7% of what number?

4 is 5% of what number?

6.3 is 7% of what number?

18 is 15% of what number?

16 is 200% of what number?

12 is 150% of what number?

1344 is 240% of what number?

117 is 78% of what number?

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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