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# What is 1 percent of 21?

Answer: 1% of 21 is 0.21

• If you add 0.21 to 21, the new number will be 21.21.
• If you subtract 0.21 from 21, the new number will be 20.79.

## How To Calculate 1% of 21 Using Multiplication?

• Step 1: Convert the percentage to a decimal: 1% = 0.01
• Step 2: Multiply the decimal (0.01) by the number (21): 21 × (0.01) = 0.21
• Step 3: The result is 0.21

## How To Calculate 1% of 21 Using Ratio?

• Step 1: Convert the percentage to a ratio by dividing it into two parts: 1:99
• Step 1 Explanation: The ratio 12:88 represents the parts that make up 100%. Here, 12 represents the percentage you want to calculate, and 88 represents the remaining percentage.
• Step 2: Calculate the fraction equivalent to the percentage: 1 / 100 = 0.01
• Step 3: Multiply the fraction by the number: 21 × (0.01) = 0.21
• Step 4: The result is 0.21

## Calculate 1% of 21 Using a Percentage Table

• Step 1: Look up the percentage value in a percentage table: 1% = 0.01
• Step 2: Multiply the table value by the number: 21 × (0.01) = 0.21
• Step 3: The result is 0.21

## Calculate 1% of 21 Using a Fraction

• Step 1: Convert the percentage to a fraction: 1% = 1/100
• Step 2: Multiply the fraction by the number: 21 × (0.01) = 0.21
• Step 3: The result is 0.21

## Calculate 1% of 21 Using İncrease or Decrease

• Step 1: Calculate the increased value: 21 × (1 + 0.01) = 21.21 (increase)
• Step 2: Calculate the decreased value: 21 × (1 – 0.01) = 20.79 (decrease)
• Step 3: Subtract the calculated decreased value from the original number: 21 – 20.79 = 0.21

## Calculate 1% of 21 Using a Common Denominator

• Step 1: Express the percentage as a fraction with a common denominator: 1% = 1/100
• Step 2: Multiply the fraction by the number: 21 × (0.01) = 0.21
• Step 3: The result is 0.21

## Calculate 1% of 21 Using a Geometric Method

• Step 1: Imagine a number line from 0 to 21.
• Step 2: Mark a point at 21 to represent the whole.
• Step 3: Now, mark off 1% of the distance from 0 to 21.
• Step 4: The marked point on the number line represents the result.