Vedic Math Tricks to Solve Algebra
Keywords: Vedic Math Algebra Tricks, Algebra Shortcuts, Fast Algebra Methods, Mental Math for Algebra, Solve Algebra Quickly, Algebra Calculation Tricks, Easy Algebra Solutions
Vedic Math Tricks to Solve Algebra
The sixteen Sutras and
thirteen Sub-Sutras form the foundation of Vedic algebraic mathematics. This
article discusses algebra teachings and shows how to use them to solve algebra
problems. Unified mathematics is defined as a state where processes can refer
to and understand each other. Vedic formulas are used for addition,
subtraction, division, and other mathematical operations.
Algebra seems hard to
many students, especially when calculations become lengthy. Vedic Mathematics
is an ancient method that makes calculations fast, easy, and interesting. If
you want to solve algebra quickly, Vedic Math shortcuts help improve both your
speed and accuracy.
Why use Vedic math tricks to solve algebra?
Vedic mathematics not
only saves time but also helps us make quick decisions and understand complex
problems. Vedic mathematics helps reduce the burden of poor academic
performance. Simple mathematics is a common description of Vedic mathematics.
But it also gives good techniques for solving mathematical problems. Beyond its
utility in arithmetic and algebra, Vedic mathematics is also appreciated for
its intuitive and pattern-based approach. The system encourages mental
calculation and logical reasoning, promoting a deeper understanding of
mathematical concepts instead of relying solely on rote memorisation or
repetitive methods.
For instance, the Sutra
“Vertically and Crosswise” enables the multiplication of large numbers with
remarkable speed and accuracy. Similarly, techniques such as “All from 9 and
the Last from 10” simplify complex subtraction problems within seconds.
Vedic methods in education
Students and educators
alike have found Vedic methods particularly helpful in exam preparation and
competitive test scenarios. Vedic math is also used as a brain development tool
for young students, helping to build confidence and enhance concentration. The
clarity and elegance of the system appeal to people from various educational
backgrounds, making math more accessible and less intimidating. Additionally,
it bridges gaps between traditional learning and modern education, preserving
ancient wisdom while addressing contemporary academic challenges. As a result,
Vedic mathematics is gaining global recognition for its effectiveness and
versatility.
What Is Vedic Mathematics?
Vedic Maths is an
ancient system of mathematics. It simplifies complex mathematical operations
using unique techniques that make the problem more manageable and easier to
calculate mentally with formulas known as the sutras. These methods provide
fast, efficient, and innovative ways to solve problems that traditionally
require lengthy calculations.
With a surge in global
interest in improving mental math skills, Vedic Maths is now a preferred choice
for students, educators, and professionals.
Its versatility and
ability to break down intimidating problems make it much easier to do it just
mentally with a little practice and experience.
Vedic Mathematics is a
collection of Techniques/Sutras to solve mathematical arithmetic in an easy and
faster way. It consists of 16 Sutras (Formulae) and 13 sub-sutras (Sub
Formulae), which can be used for problems involved in arithmetic, algebra,
geometry, calculus, and conics.
How Vedic Math Helps in Algebra
Vedic Math makes algebra
easier by simplifying long and complicated steps. It provides smart shortcuts
that help students solve expressions and equations quickly without getting
confused.
Here’s how it helps:
Faster calculations:
Reduces time spent on lengthy operations.
Less confusion: Clear
methods make problems easier to understand.
Better accuracy: Fewer
steps mean fewer mistakes.
Mental math improvement:
Strengthens quick thinking and problem-solving skills.
Simplifies complex
expressions: Helps break down algebraic terms easily.
Boosts confidence:
Students feel more comfortable solving algebra problems.
In short, Vedic Math
turns algebra into a simpler, quicker, and more enjoyable subject.
Vedic Math Tricks to Solve Algebra
1. Vertically & Crosswise Method (Fast Multiplication)
In algebra, we often need
to multiply algebraic expressions like
(axe + b)(cx + d). In the
traditional method, this takes 3–4 steps. But in Vedic Math, the vertically and
crosswise method answers in just seconds.
We use the vertical and
crosswise methods for two-term (axe + b)(cx + d) algebraic expression
multiplication.
General Algebraic Form (2 Terms × 2 Terms): (ax + b)(cx + d)
Process: (Left → Right)
1.
Vertical multiplication of 1st digits(left) of 2 numbers.
2. Crosswise multiplication and addition
3.
Vertical multiplication of last digits(right) of 2
numbers.
Formula: (ax + b)(cx +
d) = acx² + (ad + bc)x + bd
Example 1
Solve: (x + 5)(x + 7)
Solution: We solve step by step
Step 1: Multiplying vertically on the left
x × x = x²
Step 2: We multiply crosswise and add the two results
= x × 7 + 5 × x
= 7x+5x
=12x
Step 3: Multiplying vertically on the right
5 × 7 = 35
Combine steps 1, 2,
and 3
=x² + 12x + 35 Ans
Example 2
Solve: (2x + 5)(3x + 1)
Solution: We solve step by step
Step 1: Multiplying vertically on the left
2x × 3x = 6x2,
Step 2: We multiply crosswise and add the two results
=2x × 1 + 5 × 3x
= 2x+15x
=17x
Step 3: Multiplying vertically on the right
5 × 1 = 5.
Combine steps 1, 2,
and 3
=6x² + 17x + 5 Ans
Example 3
Solve: (10x - 5)(3x -2):
Solution: We solve step by step
Step 1: Multiplying vertically on the left
10x × 3x = 30x2,
Step 2: We multiply crosswise and add the two results
=10x × (-2) + (-5) × 3x
= -20x-15x
=-35x
Step 3: Multiplying vertically on the right
(-5) × (-2) = 10
Combine steps 1, 2,
and 3
=30x² - 35x + 10 Ans
Example 4
Solve: (4x + 5)(2x +3)
Solution: We solve by using a direct formula
Formula: (ax + b)(cx +
d) = acx² + (ad + bc)x + bd
Here a=4, b=5, c=2, d=3
(4x + 5)(2x +3)=(4)(2)x²+ ((4)(3)+(5)(2))x+(5)(3)
=8x2 +(12+10)x+15
=8x2 +22x+15 Ans
Example 5
Solve: (20x + 1)(3x +2)
Solution: We solve by using a direct formula
Formula: (ax + b)(cx +
d) = acx² + (ad + bc)x + bd
Here a=20, b=1, c=3, d=2
(20x + 1)(3x +2)=(20)(3)x²+ ((20)(2)+(1)(3))x+(1)(2)
=60x2 +(40+3)x+2
=60x2 +43x+2
General Algebraic Form (3 Terms × 3 Terms) (ax² + bx + c)(dx² + ex + f)
Process: (Left → Right)
1. Vertical multiplication of 1st
digits of 2 numbers.
2. Crosswise addition of 1st &
2nd digits of numbers.
3. Crosswise addition of all 3
digits of both numbers.
4. Crosswise addition of the last 2
digits of 2 numbers.
5. Vertical multiplication of the last
digits of 2 numbers.
Formula:
(ax² + bx + c)(dx² + ex + f) = adx⁴ + (ae + bd)x³ + (af + be + cd)x² + (bf + ce)x + cf
Example 1:
Solve: (x² + 3x + 5)(2x² + 4x +
6)
Solution: We solve step by step
Start from (Left → Right):
Step 1: Vertical multiplication of 1st
digits of 2 numbers.
x² × 2x² = 2x⁴
Step 2: Crosswise addition of 1st & 2nd
digits of numbers.
=x² × 4x + 3x × 2x²
= 4x³ + 6x³
= 10x³
Step 3: Crosswise addition of all 3 digits of
both numbers.
=x² × 6 + 3x × 4x + 5 × 2x²
= 6x² + 12x² + 10x²
= 28x²
Step 4: Crosswise
addition of the last 2 digits of 2 numbers.
= 3x × 6 + 5 × 4x
= 18x + 20x
= 38x
Step 5: Vertical multiplication of the last
digits of 2 numbers.
5 × 6 = 30
Combine all steps
=2x⁴ + 10x³ + 28x² + 38x
+ 30 Ans
Example 2:
Solve: (x² + 2x + 4)(3x² + 5x +
1)
Solution: We solve step by step
Start from (Left → Right):
Step 1: Vertical multiplication of 1st
digits of 2 numbers.
=x² × 3x² = 3x⁴
Step 2: Crosswise addition of 1st & 2nd
digits of numbers.
=x² × 5x + 2x × 3x²
= 5x³ + 6x³
= 11x³
Step 3: Crosswise addition of all 3 digits of
both numbers.
=x² × 1 + 2x × 5x + 4 × 3x²
= x² + 10x² + 12x²
= 23x²
Step 4: Crosswise
addition of the last 2 digits of 2 numbers.
=2x × 1 + 4 × 5x
= 2x + 20x
= 22x
Step 5: Vertical multiplication of the last
digits of 2 numbers.
4 × 1 = 4
Combine all steps
=3x⁴ + 11x³ + 23x² + 22x
+ 4 Ans
Example 3:
Solve: (x² + 2x + 3)(2x² + 4x +
5)
Solution: We solve
directly by using the formula
Formula:
(ax² + bx + c)(dx² + ex
+ f) = adx⁴ + (ae + bd)x³ + (af + be + cd)x² + (bf + ce)x + cf
Here a =1, b=2, c=3,
d=2, e=4, f=5
= (1×2) x⁴ + (1×4 + 2×2)
x³ + (1×5 + 2×4 + 3×2)x² + (2×5 + 3×4)x + (3×5)
=2 x⁴ + (4 + 4) x³ + (5 +
8 + 6)x² + (10 + 12)x + 15
= 2x⁴ + 8x³ + 19x² + 22x
+ 15 Ans
Example 4:
Solve: (3x² + 5x + 2)(x² + 6x +
7)
Solution: We solve
directly by using the formula
Formula:
(ax² + bx + c)(dx² + ex
+ f) = adx⁴ + (ae + bd)x³ + (af + be + cd)x² + (bf + ce)x + cf
Here a =3, b=5, c=2,
d=1, e=6, f=7
= (3×1) x⁴ + (3×6 +
5×1)x³ + (3×7 + 5×6 + 2×1)x² + (5×7 + 2×6)x + (2×7)
=3x⁴ + (18 + 5)x³ + (21
+ 30 + 2)x² + (35+ 12)x + 14
= 3x⁴ + 23x³ + 53x² +
47x + 14 Ans
2. Nikhilam Method (Fast Squaring Trick)
The squares of (x + a)² or (x − a)² are solved very quickly in Vedic
Math.
Vedic trick: These form (x + a)² or (x − a)² square of 1st and last digit and double of 2nd digit/number
Example 1:
Find (x + 12)²
Solution: We solve by using the Vedic Trick:
Square of 1st and last number
(x)2=x2 and 12² = 144
Double of 2nd number 12 × 2 = 24
= x² + 24x + 144 Ans
Example 2:
Find (x + 5)²
Solution: We solve by using the Vedic Trick:
Square of 1st and last number
(x)2=x2 and (5)² = 25
Double of 2nd number 5 × 2 = 10
= x² + 10x + 25 Ans
Example 3:
Find (x -6)²
Solution: We solve by using the Vedic Trick:
Square of 1st and last number
(x)2=x2 and (-6)² = 36
Double of 2nd number (-6) × 2 = -12
= x² -12x +36 Ans
3. Easy Factorisation Trick Using Vedic Sutra
We can
apply Vedic maths tricks to factorise the quadratic equation
Factorisation
using Vedic Mathematics is done by using 2 Sutras. We use a combination of 2
sutras.
1. Anurupyena(Proportionality).
2. Adyamadyenantyamantya (1st by 1st and last by last
In Anurupyena, we split the middle term (coefficient of x) of the quadratic equation into 2 terms such that the Proportion/Ratio of the coefficient of the x2 term to 1st coefficient of the x term = the Ratio of 2nd coefficient of the x term to the constant term. That ratio of the 1st 2 coeff is one of the roots of the equation.
In Adyamadyenantyamantya (Commonly called Adyamadyena), we divide the first term’s coefficient of the equation by 1st term of the factor obtained above and the last term of the equation by the last term of the same factor.
Let’s understand this trick with an algorithm, with an example
Example 1:
Factorise: 2x2 + 5x -3
Solution: Anurupyena, Split the middle terms coefficient (5) into 2 parts such that the coefficient of x2 term to the 1st coeff of x term = Ratio of the 2nd coefficient of x term to the constant term.
Hence split it in 6 and -1 (2/6 = -1/-3) => 2x2 + 6x –x -3
So 1st factor: x+3 (2:6)
Adyamadyenantyamantya: Divide the first coefficient (2) of eq by 1st term of the factor(1), and divide the last term of eq (-3) by 2nd term of the factor (3)
So 2nd factor: 2x-1
And get the factors of 2x2 + 5x -3 is (x +3)(2x-1)
Example 2:
Factorize: 3x2 + 11x +6
Solution: Anurupyena, Split the middle terms coeff(11) into 2 parts such that
The coefficient of the x2 term to the 1st coefficient of the x term = the Ratio of the 2nd coefficient of the x term to the constant term.
Hence split it in 9 and 2 (3/9 = 1/3) => 3x2 + 9x +2x +6
So 1st factor: x+3 (3:9)
Adyamadyenantyamantya: Divide the first term’s coefficient (3) of eq by 1st term of the factor(1), and divide the last term of eq (6) by 2nd term of the factor (3)
So 2nd factor: 3x+2
And get the factors of 3x2 + 11x +6 is (x +3)(3x+2)
Example 3:
Factorize: 2x2+ 7x + 3
Solution: Anurupyena: Split the middle terms coeff(7) into 2 parts such that
The coefficient of the x2 term to the 1st coefficient of the x term = the Ratio of the 2nd coefficient of the x term to the constant term.
Hence split it in 6 and 1 (2/6 = 1/3) => 2x2+ 6x+x + 3
So 1st factor: x+3 (2:6)
Adyamadyenantyamantya: Divide the first term’s coefficient (2) of eq by 1st term of factor(1) and divide the last term of eq (3) by 2nd term of factor (3)
So 2nd factor: 2x+1
And get the factors of 2x2+ 7x + 3is (x +3)(2x+1)
Traditional Algebra vs Vedic Math Method
Traditional Algebra
involves step-by-step calculations that are usually slow. You have to write
down many intermediate steps and carefully apply formulas, which can make it
confusing and harder for kids to understand nd.
Vedic Math Method uses
simple tricks and patterns that make calculations very fast. Because of its
straightforward approach, it is easy to learn, fun to practice, and especially
helpful for kids to build confidence in math.
Tips to Practice Vedic Algebra
Here are 6 tips for
learning Vedic tricks for algebra :
1. Start with the basics
Vedic mathematics is
based on 16 Sutras or formulas used to solve mathematical problems. First, you
must understand these formulas and how they work before you start solving
problems. This will give you a solid foundation to build upon as you progress.
2. Practice regularly
Like with any skill, the
more you practice Vedic tricks, the better you will become. Setting aside time
each day to practice and continue building your skills is essential. This helps
you retain what you have learned and allows you to identify areas where you
need more improvement.
Practice Vedic Maths
daily for just 20 minutes to see the best results
3. Use visual aids
Visual aids such as
diagrams, illustrations, and charts can help understand the concepts of Vedic
tricks. Seeing the methods illustrated visually can make them easier to
understand and remember.
4. Study the examples
Studying examples of how
to solve problems using Vedic tricks can help you understand how the methods
work in real-life situations. This can give you a better understanding of the
practical application of the methods and can help you see how they can be used
to solve various mathematical problems.
5. Work with others
Learn from a teacher:
Consider finding a teacher or tutor specialising in Vedic tricks. A teacher can
provide guidance, answer questions, and give you feedback on your progress.
Having someone to help you navigate the learning process can be very beneficial
and help you stay motivated and on track.
6. Be patient
Learning Vedic tricks
takes time and patience, so keep going if you don’t see immediate results. The
methods and concepts may take some time to understand and internalise, but you
will improve with consistent practice and persistence. It’s essential to be
patient with yourself and to focus on the progress that you are making, no
matter how small it may seem at first.
Conclusion
In my view, Vedic Math
is an exceptional tool that transforms the way students approach algebra. It
makes complex problems not only faster to solve but also easier to understand
and more interesting to work with. By regularly practising these clever
shortcuts and techniques, students can significantly increase their calculation
speed, reduce errors, and enhance their problem-solving skills. Over time, even
the most challenging algebra questions can be solved in just a few simple
steps, boosting confidence and making learning mathematics a much more
enjoyable experience.
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