Online Spreadsheet and Calculator Tools

Experience the ease and benefit of using spreadsheets and online calculators.

Date and Time Calculators: Calculate how many days until Christmas! How many hours are there until your birthday? How many milliseconds before the end of school?

Body Height/Weight Calculator, by Christian Schlup: How much does your booksack weigh in metric units?

A TON of Metric and Measurement Converters & Calculators: Pick from a fun variety of sites on Metrics and Measurement.

The FRACTION Adder: Hate to add fractions? Well, this is the place to visit!

The Percentage Calculator, by Maths Helper: Find the percentage of any given number.

Mars for Kids, by Cornell: What is your weight on Mars? Scroll down to the Mars Weight Calculator.

Compare Weights, by Cornell: Pick an object and compare its weight on Earth to its weight on Mars. What formula would you enter on a spreadsheet to calculate the weight of objects on Mars?

Math Helpers Converters and Calculators, by Shane