Aug 1, 2025 · Free online math calculator to add, subtract, multiply and divide positive and negative numbers. Online decimal calculator to find sum, difference and products of numbers.

Free math calculators with step-by-step explanations to solve problems for algebra, calculus, physics, trigonometry, statics, and more.

This is a free online math calculator together with a variety of other free math calculators that compute standard deviation, percentage, fractions, and more.

A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, statistics, and more.

Returns the smallest (closest to negative infinity) value that is not less than the argument and is equal to a mathematical integer. The constant π (3.14159265...) Math explained in easy language, plus …

Basic Online Calculator with 10-digit keypad and 4 functions to add, subtract, multiply and divide numbers. Includes basic handheld calculator functions for square, square root, percent, sign change, …

Check your input on the calculator display to ensure that it's correct. Once you've entered your calculation, click the "Equals" button to get the answer. The calculator will display the result of your …

Our online calculators are useful in solving various practical problems as well as problems given to students in courses teached at schools, colleges, and universities.

Oct 29, 2025 · Simple online calculator with memory functions similar to a basic handheld calculator. Free simple calculator for adding, subtracting, multiplying, dividing.

Jul 1, 2025 · A blood pressure value of 152/98 mmHg clearly indicates that the person is experiencing stage 2 hypertension. This occurs when blood pressure readings are 140 mmHg or higher for …