Want to help your eighth-grader master math? Here are some of the skills your child will be learning in the classroom. Understand rational and irrational numbers. Know that a rational number can be ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...

When my students grow too dependent on their calculators, I ask them to find a number that, when multiplied by itself, gives them 2. Students quickly see that since 1² = 1 and 2² = 4, the answer has ...

Check NCERT Solutions for Class 8 Maths, Chapter 1 Rational Numbers. This is the first and basic chapter of CBSE Class 8 Maths NCERT Textbook. Here, we have also provided the PDF of this chapter. Link ...