Last year, a Japanese mathematician and a U.S. grad student smashed the world record for calculating the value of Pi. After a manic 371 days of computing, Shigeru Kondo and Alexander Yee reached 10 ...

If you’re new to the world of circular math, you might be content with referring to pi as 3.14. If you’re getting a little more busy with geometry, science, or engineering, you might have tacked on a ...

Go to the decimal point. Count along the first 3 numbers to the right. Look at the next number (the 4th number after the decimal place).

Explore decimal fractions to represent and connect fractions and decimals. Represent fractions as parts of a set using the decimal fraction one-tenth (0.1). Practice reading decimals. Explore mixed ...

The aim of this guide is to show how to add decimals with a different number of decimal places. We will focus on the formal written method. Let's look at some examples. Set out the calculation, making ...