Mathematics Calculators

Mathematics Calculators help you perform calculations quickly, verify your answers, and better understand different mathematical concepts.

This page brings together all the important calculators required for school mathematics and competitive exam preparation, including SSC, RRB, Banking, Defence, Police, State PSC, and other competitive examinations, in one place.

These calculators are designed to support your learning by providing accurate results and helping you cross-check your calculations whenever you are unsure.

However, they should not replace conceptual understanding. Since calculators are not allowed in most competitive examinations, it is important to learn how to solve questions manually using the correct concepts and formulas.

For complete preparation, start by exploring our Competitive Exam Maths Syllabus to understand the topics included in your exam.

Then learn the concepts through our Mathematics Notes, revise important formulas using our Mathematics Formula Sheets, strengthen your problem-solving skills with our Practice Questions, and finally solve Previous Year Questions (PYQs) to understand the actual exam pattern and question types.

Use these calculators to verify your answers—not to replace the learning process. A strong understanding of concepts, regular practice, and consistent revision remain the keys to scoring well in mathematics and competitive examinations.

Have a question about this calculator, spotted an error, or have a suggestion for improving it? We’d love to hear from you. Feel free to contact us.

Arithmetic Calculators

1. Percentage Calculator: Calculate Percentages with Step-by-Step Solutions
2. Percentage Increase Calculator: Calculate Percentage Increase with Step-by-Step Solutions
3. Percentage Decrease Calculator: Calculate Percentage Decrease with Step-by-Step Solutions
4. Percentage Change Calculator: Calculate Percentage Increase or Decrease
5. Fraction Calculator: Add, Subtract, Multiply and Divide Fractions
6. Percentage to Fraction Calculator with Step-by-Step Solutions
7. Fraction to Percentage Calculator with Step-by-Step Solutions
8. Decimal to Fraction Calculator with Step-by-Step Solutions
9. Fraction to Decimal Calculator with Step-by-Step Solutions
10. Ratio Calculator: Simplify Ratios and Solve Ratio Problems Step by Step
11. Proportion Calculator: Solve Direct and Inverse Proportion with Steps
12. Average Calculator: Calculate Average (Mean) with Step-by-Step Solutions
13. Profit and Loss Calculator: Calculate Profit, Loss and Profit Percentage with Steps
14. Discount Calculator: Calculate Discount, Final Price and Savings with Steps
15. Partnership Calculator: Calculate Partnership Profit Sharing with Steps

Interest & Finance Calculators

16. Simple Interest Calculator: Calculate SI, Principal, Rate, Time and Amount with Steps
17. Compound Interest Calculator: Calculate CI, Amount and Investment Growth with Steps
18. EMI Calculator: Calculate Monthly EMI, Interest and Total Loan Payment
19. CAGR Calculator: Calculate Compound Annual Growth Rate with Steps

Algebra Calculators

20. Linear Equation Calculator: Solve Linear Equations Step by Step
21. Quadratic Equation Calculator: Find Roots with Step-by-Step Solutions
22. Polynomial Calculator: Solve Polynomial Expressions with Step-by-Step Solutions

Number System Calculators

23. LCM Calculator: Find the Least Common Multiple with Step-by-Step Solutions
24. HCF Calculator: Find the Highest Common Factor with Step-by-Step Solutions
25. Prime Factorization Calculator: Find Prime Factors with Step-by-Step Solutions
26. Divisibility Rules Calculator: Check Divisibility with Step-by-Step Explanation
27. Factor Calculator: Find All Factors of a Number
28. Multiples Calculator: Find Multiples of Any Number

Geometry Calculators

29. Circle Calculator: Calculate Area, Circumference, Radius and Diameter
30. Triangle Calculator: Calculate Area, Perimeter and Missing Triangle Values
31. Rectangle Calculator: Calculate Area, Perimeter and Diagonal
32. Square Calculator: Calculate Area, Perimeter and Diagonal
33. Parallelogram Calculator: Calculate Area and Perimeter
34. Rhombus Calculator: Calculate Area, Perimeter and Diagonals
35. Trapezium Calculator: Calculate Area and Perimeter
36. Cylinder Calculator: Calculate Volume and Surface Area
37. Cone Calculator: Calculate Volume, Surface Area and Slant Height
38. Sphere Calculator: Calculate Volume and Surface Area
39. Cube Calculator: Calculate Volume, Surface Area and Diagonal
40. Cuboid Calculator: Calculate Volume, Surface Area and Space Diagonal

Mensuration Calculators

41. Volume Calculator: Calculate the Volume of Common 3D Shapes
42. Surface Area Calculator: Calculate Total and Curved Surface Area with Steps

Statistics Calculators

43. Mean Calculator: Calculate Arithmetic Mean with Step-by-Step Solutions
44. Median Calculator: Calculate Median with Step-by-Step Solutions
45. Mode Calculator: Find the Mode of a Data Set with Steps
46. Standard Deviation Calculator: Calculate Standard Deviation with Steps

Probability Calculators

47. Probability Calculator: Calculate Probability with Step-by-Step Solutions
48. Permutation Calculator: Calculate nPr with Step-by-Step Solutions
49. Combination Calculator: Calculate nCr with Step-by-Step Solutions

Speed Mathematics Calculators

50. Time and Work Calculator: Solve Time and Work Problems Step by Step
51. Pipes and Cisterns Calculator: Solve Filling and Emptying Problems with Steps
52. Speed, Time and Distance Calculator: Calculate Speed, Distance and Time with Steps
53. Boat and Stream Calculator: Solve Upstream and Downstream Problems with Steps
54. Work Efficiency Calculator: Calculate Individual and Combined Work Efficiency

Time Calculators

55. Time Calculator: Calculate Time Difference, Duration and Elapsed Time
56. Age Calculator: Calculate Exact Age in Years, Months and Days