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Class 8 - Maths Notes

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Class 8 - Maths Notes

Area | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Area: area and perimeter, rectangles and squares, triangle areas and heights, equal-area triangles and polygons.

27 min read →
Class 8 - Maths Notes

Algebra Play | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Algebra Play: number tricks, date decoding, number pyramids and calendar and shape grids.

30 min read →
Class 8 - Maths Notes

Tales by Dots and Lines | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Tales by Dots and Lines: the arithmetic mean as a balance point, changes in mean and median and missing values.

28 min read →
Class 8 - Maths Notes

Exploring Some Geometric Themes | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Exploring Some Geometric Themes: repeating geometric patterns and shapes in nature and art.

30 min read →
Class 8 - Maths Notes

Proportional Reasoning-2 | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Proportional Reasoning-2: proportional relationships, map scales and ratios with several terms.

28 min read →
Class 8 - Maths Notes

The Baudhayana-Pythagoras Theorem | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on The Baudhayana-Pythagoras Theorem: doubling and halving squares and right-angled triangles.

26 min read →
Class 8 - Maths Notes

Fractions in Disguise | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Fractions in Disguise: percentages as fractions, decimal conversions, mental calculations and ratios.

25 min read →
Class 8 - Maths Notes

Proportional Reasoning-1 | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Proportional Reasoning-1: proportional changes in images, ratios and their simplest forms and equivalent ratios.

27 min read →
Class 8 - Maths Notes

We Distribute, Yet Things Multiply | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on We Distribute, Yet Things Multiply: distributivity, changes in products and multiplication of algebraic expressions.

27 min read →
Class 8 - Maths Notes

Number Play | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Number Play: consecutive numbers, parity, factors and multiples, algebraic reasoning, remainders and divisibility tests.

29 min read →
Class 8 - Maths Notes

Quadrilaterals | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Quadrilaterals: quadrilaterals, rectangles, squares, angle sums, parallelograms, rhombuses, kites and trapeziums.

26 min read →
Class 8 - Maths Notes

A Story of Numbers | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on A Story of Numbers: counting, one-to-one mapping, early number systems, Roman and Egyptian numerals and landmark numbers.

28 min read →
Class 8 - Maths Notes

Power Play | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on Power Play: repeated multiplication, exponential notation, laws of exponents and zero and negative powers.

26 min read →
Class 8 - Maths Notes

A Square and A Cube | CBSE Class 8 Maths Notes

CBSE Class 8 Mathematics notes on A Square and A Cube: square numbers, the locker puzzle, patterns in squares, odd and triangular numbers and square roots.

28 min read →

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Organised by
The Lumine Project
Knowledge partner

Podium: The Challenge

Build. Break. Adapt.

A three-day online innovation challenge for students in Grades 8 to 12.

Solve a real-world problem with industry mentors.
Then adapt when the brief changes.

When
23 to 25 Oct 2026
5 to 8 PM IST, online
Who
Grades 8 to 12
Solo, or a team of 2 or 3
Tracks
Climate & Energy
Healthcare Technology
AI & Education
Entry
₹300 solo, ₹600 team
Registrations close 20 Oct
Prizes
₹1,000 for the winner of each track
Certificates for all eligible participants

More from the organisers: website and Instagram

Also coming up at One Young India

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