Grade 8 Mathematics
Foundational concepts, exercises, and simple explanations for lower secondary learners.
Open Grade 8 →🆕 Recent Mathematics Lessons and SolutionsView solution archive →
Choose your class first. Formula library and student tools are now kept inside the Resources menu.
Foundational concepts, exercises, and simple explanations for lower secondary learners.
Open Grade 8 →Algebra, geometry, statistics, and practice materials for strong preparation.
Open Grade 9 →SEE-focused notes, model questions, and chapter-wise solutions.
Prepare for SEE →Detailed resources for algebra, trigonometry, coordinate geometry, and calculus basics.
Open Grade 11 →Calculus, vectors, probability, statistics, and board exam preparation support.
Open Grade 12 →Everything is organized around the real student journey: select a class, revise formulas, practise questions, verify solutions, and prepare confidently for SEE and NEB exams.
Class-wise notes with readable explanations, formula boxes, examples, diagrams and mobile-friendly equations.
Fast formula access for algebra, trigonometry, geometry, probability, statistics and calculus notation.
Protected SVG, tables, Venn diagrams, graphs and geometry illustrations that remain visible on small screens.
SEE and NEB focused practice paths for model questions, solved examples, quick revision and teacher support.
Fast access to the most-used learning areas for students, teachers, SEE candidates and NEB learners.
Union, intersection, subset, complement, Venn diagrams and probability foundations.
Open Set Theory →Identities, factorization, equations, inequalities and quick revision formulas.
Open Algebra →Triangles, circles, construction, mensuration and SVG-friendly illustrations.
Open Geometry →Trigonometric ratios, identities, limits, derivatives, integration and NEB preparation.
Open Advanced Topics →Dilip Kumar Khatiwada provides structured, student-friendly mathematics notes, solutions and exam resources for Grade 8–12, SEE and NEB students.
Designed like a classroom: understand, practise, verify, and revise.
A complete mathematics pathway for Grade 8 to Grade 12 students with notes, solutions, practice questions, and exam preparation links.
Number system, algebra basics, geometry, mensuration, and practice.
Strengthen algebra, geometry, sets, statistics, and exam habits.
Chapter solutions, model questions, formulas, and SEE revision.
Functions, trigonometry, coordinate geometry, vectors, and calculus start.
Calculus, probability, statistics, vectors, and board exam preparation.
Clean formula cards for revision, note writing, and exam preparation.
Find the value of \(x\): \(2x+5=17\)
If \(a=3\) and \(b=4\), find \(\sqrt{a^2+b^2}\).
Fast calculators for common school mathematics tasks. More tools can be added in future versions.
For \(ax^2+bx+c=0\)
Find percent, marks, or quick exam percentage.
Enter two perpendicular sides to find the hypotenuse.
For school-level interest problems: I = PRT / 100.
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Use this section when you need more practice, solved examples, or direct teacher guidance.