Class III Mathematics
Chapter 2: Fun with Numbers
Standard NCERT & CBSE aligned study curriculum. Master concepts, track accuracy, revise weak areas, and challenge yourself with 9 customized practice modes.
Class Syllabus Selection
This topic is taught in multiple grades. Switch classes to see specific curriculum details:
Syllabus Sections
Key Formulas & Equations
Click Copy to duplicateStandard Base-10 Expansion
xyz = 100x + 10y + z
Decomposes 3-digit integer into place-value sum.
Related Formulas from Adjacent Chapters
Reflectional Symmetry
A_L = A_R
[From Where to Look From] Denotes identity of left and right halves under reflection.
Sum Commutativity
x + y = y + x
[From Give and Take] Sum remains invariant of terms order.