Maths Short Tricks (Basic Arithmetic)PDF

Maths Short Tricks (Basic Arithmetic)PDF 

 

Today, we are sharing an Maths Short Tricks (Basic Arithmetic)PDF . This is very useful for the upcoming competitive exams like SSC CGL, BANK, RAILWAYS, RRB NTPC, LIC AAO, and many other exams. Maths Short Tricks (Basic Arithmetic)PDF  is very important for any competitive exam and this Art and Culture PDF In Hindi is very useful for it. this FREE PDF will be very helpful for your examination.

 

 

MyNotesAdda.com is an online Educational Platform, where you can download free PDF for UPSC, SSC CGL, BANK, RAILWAYS, RRB NTPC, LIC AAO, and many other exams. Our Maths Short Tricks (Basic Arithmetic)PDF  is very Simple and Easy. We also Cover Basic Topics like Maths, Geography, H istory, Polity, etc and study materials including previous Year Question Papers, Current Affairs, Important Formulas, etc for upcoming Banking, UPSC, SSC CGL Exams. Our PDF will help you to upgrade your mark in any competitive exam.

 

Topics Include In Maths Short Tricks (Basic Arithmetic)PDF 

Average formula:

Let a1,a2,a3,……,an be a set of numbers, average = (a1 + a2 + a3,+……+ an)/n

Fractions formulas:

Converting an improper fraction to a mixed number:

Formula for a proportion:

In a proportion, the product of the extremes (ad) equal the product of the means(bc),

Thus, ad = bc

Percent:

Percent to fraction: x% = x/100

Percentage formula: Rate/100 = Percentage/base

Rate: The percent.

Base: The amount you are taking the percent of.

Percentage: The answer obtained by multiplying the base by the rate

Consumer math formulas:

Discount = list price × discount rate

Sale price = list price − discount

Discount rate = discount ÷ list price

Sales tax = price of item × tax rate

Interest = principal × rate of interest × time

Tips = cost of meals × tip rate

Commission = cost of service × commission rate

Geometry formulas:

Perimeter:

 

Perimeter of a square: s + s + s + s

s:length of one side

 

Perimeter of a rectangle: l + w + l + w

l: length

w: width

 

Perimeter of a triangle: a + b + c

a, b, and c: lengths of the 3 sides

Area:

Area of a square: s × s

s: length of one side

Area of a rectangle: l × w

l: length

w: width

Area of a triangle: (b × h)/2

b: length of base

h: length of height

Area of a trapezoid: (b1 + b2) × h/2

b1 and b2: parallel sides or the bases

h: length of height

volume:

Volume of a cube: s × s × s

s: length of one side

Volume of a box: l × w × h

l: length

w: width

h: height

Volume of a sphere: (4/3) × pi × r3

pi: 3.14

r: radius of sphere

Volume of a triangular prism: area of triangle × Height = (1/2 base × height) × Height

base: length of the base of the triangle

height: height of the triangle

Height: height of the triangular prism

Volume of a cylinder:pi × r2 × Height

pi: 3.14

r: radius of the circle of the base

Height: height of the cylinder

 


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Topic name:-Maths Short Tricks (Basic Arithmetic)PDF

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