The Central Board of Secondary Education (CBSE) has designed the Class 10 Mathematics syllabus 2025–26 to strengthen conceptual understanding and analytical skills among students. Among all chapters, ...

Consider this sequence of numbers: 5, 7, 9. Can you spot the pattern? Here’s another with the same pattern: 15, 19, 23. One more: 232, 235, 238. “Three equally spaced things,” says Raghu Meka, a ...

CBSE Class 10 Maths Chapter 5 Important Questions: Many things follow a certain pattern around us, in nature and in our daily lives, such as the holes of a honeycomb, the spirals on a pine cone, etc.

A long-standing puzzle seems to constrain how addition and multiplication relate to each other. A graduate student has gone further than anyone else in establishing the connection. In 1983 the ...

The original version of this story appeared in Quanta Magazine. The simplest ideas in mathematics can also be the most perplexing. Take addition. It’s a straightforward operation: One of the first ...