Free Online Calculators
percentage change calculator: The formula for percentage change is: ((new value – old value) / old value) x 100% Here’s an example to show you how to use the calculator: Suppose the price of a stock increased from $50 to $60. What is the percentage change? Step 1: Subtract the old value from the…
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percentage calculator: A percentage is a fraction expressed as a part of 100. To calculate a percentage, you need to divide the part by the whole and multiply by 100. Here’s an example: Suppose you have 25 red apples and 75 green apples. What percentage of the apples are red? Step 1: Add the…
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percent error calculator: Percent error is used to compare a measured or experimental value to a known or accepted value. The formula for percent error is: | (measured value – accepted value) / accepted value | x 100% The resulting value will be a percentage representing the percent error. The absolute value of the…
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Multiplying fractions calculator: To multiply two fractions, simply multiply the numerators (top numbers) together and multiply the denominators (bottom numbers) together. Then simplify the resulting fraction if possible by reducing it to lowest terms. For example, to multiply 1/3 and 2/5: 1/3 x 2/5 = (1 x 2)/(3 x 5) = 2/15 So the…
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The steps for multiplying two numbers: Write the two numbers one below the other, lining up the digits according to their place values. Starting from the rightmost digit of the second number, multiply it with the digits of the first number one by one, and write the resulting products below the numbers. Add up…
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Example of how to calculate the logarithm of a number using the base 10 logarithm: Suppose we want to find the logarithm of 1000 to the base 10, denoted as log(1000) or log10(1000). Step 1: Identify the base. In this case, the base is 10. Step 2: Identify the argument. In this case, the…
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Ln calculation step by step To calculate the natural logarithm (ln) of a number, follow these steps: Enter the number whose natural logarithm you want to find in your calculator. Press the “ln” button. This will give you the natural logarithm of the number you entered. For example, to find the natural logarithm of…
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LCM LCM stands for Least Common Multiple, which is the smallest multiple that two or more numbers have in common. For example, the LCM of 2 and 3 is 6 because 6 is the smallest multiple that both 2 and 3 have in common. To find the LCM of two or more numbers, you…
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GPA Calculator A GPA (Grade Point Average) calculator is a tool used to determine a student’s average grade based on a scale of 0 to 4.0. Here are the steps to calculate GPA: Determine the point value of each letter grade. Typically, A = 4.0, B = 3.0, C = 2.0, D = 1.0,…
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GCF GCF stands for Greatest Common Factor, which is the largest number that divides two or more numbers without leaving a remainder. It is also known as Greatest Common Divisor (GCD) or Highest Common Factor (HCF). To find the GCF of two or more numbers, you need to find all the factors of each…
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