Understand the problem: Understand the problem.We need to calculate 20% of 25. To find a percentage of a number, we multiply the number by the percentage expressed as a decimal.
Convert to decimal: Convert the percentage to a decimal.To convert 20% to a decimal, we divide 20 by 100.20%=10020=0.20
Multiply decimal by number: Multiply the decimal by the number.Now, we multiply 0.20 by 25 to find 20% of 25.0.20×25=5
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