This section of the catalog of online calculators will help in solving issues and problems in various scientific disciplines.
Percentage of number
Add percentage to number
Subtract a percentage of the number
Multiply by percentage
Divided by percentage
Number from number
Interest calculator
Percentage difference
Interest increase
Percentage increase in number
Percentage reduction
Percentage change in number
Calculate standard deviation of percent
Prime and compound numbers ↓
Prime number
Prime or compound number
Total multiple of NOC and GCD of numbers
Irrational number
The greatest common divisor of two, three or more numbers
Least common multiple of two, three or more numbers
Sequential number
Kimberling sequence
Sequence sum
Pascal's Triangle
Floyd's Triangle
Triangle Leibniz
Factorization
Calculate tetrahedral number
Calculate a square triangular number
Calculate the square pyramidal number
Calculate complex number
Convert any number to other values
Fraction Solution ↓
Fraction Operations
Fraction Addition
Subtraction of fractions
Fraction Multiplication
Fraction division
Fraction reduction
Convert fractions to decimals
Decimal to decimal
Proportionality
Fraction Sort
Miscellaneous calculations ↓
Arithmetic operations
Common divisor and multiple
Converting Decimal Numbers to Continued Fractions
Converting a number to a product of primes
Fraction Comparison
The sum of two cubes
Sum of consecutive squares
Time and work
Calculate perfect square
Mathematical expression
Find the Least Common Denominator
Continued fraction
Transitional inequalities
• Geometry
Area of figures ↓
The area of a triangle according to the Heron formula
The area of the triangle through the base and height
The area of the triangle through two sides and the angle
The area of the triangle across the side and two adjacent corners
Area of a right triangle
The area of the isosceles triangle across the sides
The area of the isosceles triangle through the base and corner
The area of an equilateral triangle across the sides
Area of an equilateral triangle through height
The area of an equilateral triangle through the radius of the inscribed circle
The area of an equilateral triangle through the radius of the circumscribed circle
The area of the triangle through the radius of the circumscribed circle and three sides
The area of the triangle through the radius of the inscribed circle and three sides
Square Square Side
Diagonal Square Area
Rectangle area
Circle area knowing radius
Circle area knowing the circumference
The area of the circle knowing the diameter
The area of the rhombus through the base and height
Diagonal area across diagonals
Area of the rhombus across the side and corner
Parallelogram area
Trapezoid area through the base and height
Trapezoid area through the midline and height
Ellipse area
The area of the ring through the radii
Ring area through diameters
Quadrangle area
Ring sector in degrees
Ring sector area in radians
Sector area of a circle through the arc length of a sector
Sector area of a circle through a sector angle in degrees
The sector area of a circle through the sector angle in radians
Circle segment area (degrees)
Circle segment area (radians)
Ball area
Cube area
The total surface area of the cylinder
Cylinder lateral surface area
The total surface area of the regular pyramid across the height
The area of the lateral surface of the regular pyramid through the height
The area of the lateral surface of the regular pyramid through the apothem
Parallelepiped area
The total surface area of the cone
Cone Lateral Area
The area of the full surface of a truncated cone
The area of the lateral surface of a truncated cone
Tetrahedron area
Square quadrangular prism
Volume of figures ↓
Pyramid volume
Volume of the correct pyramid
Volume of a regular quadrangular pyramid
Volume of a regular triangular pyramid
Cylinder volume through radius and height
Cylinder volume through the base area
Ball volume
Prism volume
Tetrahedron volume
The volume of the parallelepiped and tetrahedron
Cube volume
The volume of the cone through the base area
The volume of the cone through the radius
Volume of a rectangular box
Octahedron volume
The volume of the truncated pyramid
The volume of the spherical layer
Ball segment volume
Truncated cone volume
Ball sector volume
Perimeter of figures ↓
Circle circumference
Triangle perimeter
Rectangle perimeter
Parallelogram perimeter
Quadrangle perimeter
Square perimeter
Trapezoid perimeter
Rhombus perimeter
Arc length
Shape radius ↓
Circle radius knowing the circle
Circle radius knowing the area
Ball or Sphere Radius
Cylinder radius
Angles ↓
Polygon
Cosine table
Cotangent table
Sine table
Tangent table
Miscellaneous calculations ↓
Inscribed triangle
Two given points
The division of the segment in this regard
Find the length of the bisector and median
The equation of the perpendicular bisector
Perpendicular length from point to line
Orthocenter of the triangle
•Analytic geometry
Point, line and plane ↓
Distance between point and line
Distance between point and plane
Distance between points
Center of triangle
The angle between the lines
The angle between the planes
Line angle coefficient
The relative position of the planes
Least square method
Equations ↓
Fibonacci numbers
Golden ratio
Miscellaneous calculations ↓
Find the midpoint with coordinates (x, y, z)
Dividing a line segment with points (x, y, z)
Find the median length of a triangle
Calculate the collinearity of points
Calculate the distance between points with three coordinates
Find midpoint
Pythagorean theorem
Tilt angle and cut-off section
Three point circle equation
Equation of a line with a given point and an angular coefficient
Quadrangle with two different pairs of equal adjacent sides
• Mathematical analysis
Equations ↓
The solution of biquadratic equations
Cubic equation
Polynomial equation
Complex roots
The equation of the circle
Nonlinear equations
The equation of the fourth degree
The solution of quadratic equations
The calculation using the least squares method
To Express a variable from the equation
The equation of the second order
Linear equation
The equation of the third degree
Inequality ↓
Linear inequalities
Integrals ↓
The solution to integrals
Logarithms ↓
The decision of logarithms
Functions ↓
Values of trigonometric functions
The expansion of functions in Fourier series
Trigonometric functions
Formula direct function
The Zeta-function of Riemann
Progression ↓
The difference of the arithmetic progression
Geometric progression
Arithmetic and geometric progressions
An arithmetic progression
• Linear algebra
Matrix ↓
Operations on matrices
The construction of the matrix in the square
The calculation of the sum of determinants of matrices 3×3 and 2×2
Matrix multiplication
The addition of two matrices 3x3
The calculation of the inverse matrix
To calculate the eigenvector and the values of the 3×3 matrix
Vectors ↓
The sum of the vectors
Length, the module of the vector
To calculate the vector product
The midpoint of the segment
The projection of the vector on the axis
To calculate the scalar product of vectors
Calculate the scalar triple product of vectors
The angle between the vectors
Addition and subtraction of vectors
To check whether vectors form a basis
The multiplication of two vectors
Product of two vectors
System of linear equations ↓
Linear interpolation
Solve linear equation by matrix method
Different calculations ↓
Calculate the discriminant of the quadratic equation
Quadratic equation
The calculation of multiplying two binomial equations
Division equations grade 4
To calculate the logarithm and antilogarithm
To compute the Bernoulli inequality
The transfer term
System of linear equations
• Miscellaneous math section
Stats and more ↓
Calculation of confidence interval
The geometric mean
The calculation of the sample
Calculate the number of subsets in introduced many
The Union of two sets A and B
The intersection of two sets
The difference of two sets
Probability ↓
N-factorial
Normal distribution
Physics
• Calculation and transfer of physical quantities
The translation of physical quantities ↓
Unit power
A unit of mass
Pressure units
The density units
Units of speed
Temperature unit
Energy units
The dissipation of energy (Entropy)
Torque
Unit of electrical resistance
Unit of electric current
Electrical conductivity
Electric charge
Electrostatic potential
Electric capacity
Units of radioactive decay
Equivalent dose
Kinematic viscosity
The intensity of the light
Illumination
Luminosity
Light energy
Magnetic field
The strength of the magnetic field
Magnetomotive force
The magnetic flux
Mass flow rate
Inductance
Different calculations ↓
The law of universal gravitation of Newton
Ohm's Law
Power (P), Time (T), Energy (W)
Force (F), Mass (m), Acceleration (a)
Work (A), Force (F) Distance (D)
The density of water
The force of the wind
Residual radioactivity
Moment of force
Time, speed and acceleration
Linear acceleration
Speed, time and distance
Calculation of speed of sound
Kinetic energy
The coefficient of friction
Find the volume of a substance
To find the density of a substance
Find the mass of the substance
To calculate the force of gravity
Calculate the total work
The calculation of the force (F)
Chemistry
• Calculations and converters
Different calculations ↓
Periodic table of chemical elements
Relative atomic mass
Molar mass of gas
Sodium-acetate buffer
The equation of ideal gas
The Arrhenius Equation
The Law Of Boyle
The Law Of Gay-Lussac
Dalton's Law
The Law Of Charles
The combined gas law
Avogadro's Number
Dilution of solutions
Converter molar mass
Converting atoms to moles and Vice versa
To calculate crude protein by the method of Kjeldahl
Calculate the content of calcium in the substance
Astronomy
• Celestial bodies and other calculations
The heavenly bodies↓
Sunrise and sunset
The phases of the moon
Different calculations↓
Sidereal time
Atmospheric refraction