College second-year Maike Anthony is a two-time Guinness World Record-holder. In 2022, as a high school student in Brazil, he ...

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 ...

To understand why classrooms look so different today, it helps to trace how teaching methods have evolved. From the rise of ...

Learn how to subtract decimals that have a different number of decimal places. Let's set out the calculation as a column subtraction. When we set out a column subtraction we make sure our ones, tenths ...

Math is, by definition, a subject about numbers. But at the National Council of Teachers of Mathematics this week, math educators said the subject has its own language, too—and knowing how to speak it ...

A theory is proposed for how students develop competence with the written symbols of decimal fractions. The theory views competence as the cumulative and sequential mastery of four separate cognitive ...

Indeed, Pi Day isn’t just about numbers -- it’s about having fun with math, and in the case of Dr. Washington’s colleague, it’s a day to demonstrate their pi prowess.