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…
Read more
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…
Read more
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…
Read more
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…
Read more
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…
Read more
Log Calculator Overview Logarithms serve their purpose in mathematics, engineering, and data science with precision. Our Log Calculator can calculate log base 10 (common log), natural log (ln), and any custom base, all available at the tips of your fingers. What is a Logarithm? Log is the short form of logarithm and it represents…
Read more
The Guide to the LN Calculator The natural logarithm is critical for calculating the growth of functions in probability, calculus, or any scientific field apart from engineering and mathematics. Now the task of calculating the natural log of a specific number has been simplified by the LN calculator, which provides results in seconds. What…
Read more
Getting Started with the LCM Calculator The Least Common Multiple or LCM can be defined as a key concept and term associated with number theory. Even in the simplest calculator, one can find the ability to calculate the LCM of two or more numbers at a go. Our LCM Calculator allows you to find…
Read more
Introduction To appreciate what grade point average (GPA) means, one has to note that in modern scholarly circles, it is crucial to have a background GPA especially if one is targeting to join a particular university of their choice, improve their performance, or understand what their grades actually entail. GPA calculators are increasingly becoming…
Read more
Introduction Understanding numbers requires one to know the first basic principle in math, which is the GCF or the Greatest Common Factor of a given set of numbers. For example, the GCF for two or more numbers is defined as the least number that can evenly divide all the numbers without resulting in leftovers.…
Read more