What is the equivalent of 20 percent of 70?

Mathematics utilizes percentages as numerical representations or ratios that signify a portion out of 100.

Fox example, 40 percent of 80 is decimal value 32 or the fraction 80 * 40 / 100

20 percent of 70 is equal to 14.00

Steps for calculating percentage of two numbers:

Lets dive into the topic of percentages and guide you step-by-step on how to find 20% of 70.

  • Step 1: Understand the Concept of Percentages : Before we delve into finding 20% of 70, it's crucial to grasp the concept of percentages. In mathematics, a percentage is a representation of a number or ratio relative to 100.
  • Step 2: Express the Percentage as a Decimal or Fraction :To find 20% of 70, we need to convert the percentage to either a decimal or a fraction. In this case, 20% can be expressed as 0.05 in decimal form or 1/20 in fractional form. Both forms are commonly used, so feel free to choose the one you find more comfortable working with.
  • Step 3: Multiply the Percentage by the Number : Now that we have the decimal or fractional representation of 20%, we multiply it by the number we want to find the percentage of, which is 70 in this example. Let's calculate:
  • Step 4: Interpret the Result : After performing the multiplication, we find that 20% of 70 is equal to 3.5. This means that if we take 20 of the quantity 70, the result will be 3.5.

Example real world application:

Let's say you are dining at a restaurant, and the total bill amounts to $35. You want to calculate a 20% tip for the exceptional service you received. By using the steps we discussed, you can determine the tip amount as follows:

20% of $35 = 0.05 * 35 = $1.75

So, a 20% tip on a $35 bill would amount to $1.75. You can apply this method to calculate tips, discounts, or any scenario involving percentages.

0.05 * 35 = 1.75


(1/20) * 35 = 1.75

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Few Practice questions

What is 5% of 17.5?

If a store offers a 40% discount on a $210 item, what is the discounted price?

A bookstore offers a 20% discount on all books. If the original price of a book is $23.333333333333332, what is the discounted price?

Real world examples :

Example 1:While browsing online, Sarah comes across a store offering a 10 percent discount on all clothing items. Excited about the offer, she selects a stylish dress priced at $700. She knows that 10 percent as a decimal is 0.1.

So, she multiplies 0.1 by $700 to find that she will save $70 on her purchase. Delighted with her savvy shopping skills, Sarah proceeds to checkout to pay $630 and get her new dress and a smile on her face.

Example 2:John, an entrepreneur has been presented with two investment opportunities, each requiring an initial capital of $70000.

To make an informed decision, he decides to compare the potential returns on investment for both options. John determines that one opportunity is projected to yield a 30% return on investment annually, while the other is expected to deliver a 40% return.

Utilizing percentages, John calculates the potential returns for both options. For the first opportunity, he multiplies 0.3 (30 percent as a decimal) by $70000, finding the return to be $21000.

For the second opportunity, he multiplies 0.4 (40 percent as a decimal) by $70000, discovering the return to be $28000.

Using these insights, John can now make an informed decision.

Other Percentage calculations :
20 percent of 70  - 3 steps to do percentage calculation.