NCERT Book Class 7 Mathematics (Part I) Chapter 4 Expressions using Letter-Numbers Open PDF Load More ‹ PreviousChapter 3 A Peek Beyond the PointNext ›Chapter 5 Parallel and Intersecting LinesAll Class 7 Maths books All chapters in this book (8)Chapter 1 Large Numbers Around UsChapter 2 Arithmetic ExpressionsChapter 3 A Peek Beyond the PointChapter 4 Expressions using Letter-NumbersChapter 5 Parallel and Intersecting LinesChapter 6 Number PlayChapter 7 A Tale of Three Intersecting LinesChapter 8 Working with Fractions