Computation of Whole Numbers for SSC and RRB Exams

Learn concepts like natural numbers, whole numbers, integers along with shortcuts and strategies to solve questions on computation of whole numbers asked in SSC CGL, MTS and RRB exams.

The computation of whole numbers involves calculations with natural numbers, integers, etc. It tests the quantitative aptitude and basic math skills of candidates appearing for competitive exams like SSC and RRB.

Important Details:

Topic Description
Natural Numbers Counting numbers starting from 1, like 1,2,3,4...
Whole Numbers Natural numbers including 0 (0,1,2,3...)

Concepts Related to Computation of Whole Numbers

Some key concepts include:

Concept Description
Integers Includes natural numbers, zero and negative numbers
Rational Numbers Numbers that can be expressed as ratio of natural numbers

Other important concepts are irrational numbers, real numbers, arithmetic progression, geometric progression, divisibility rules, remainder theorem, etc.

Computation of Whole Numbers Tricks

Some useful tricks include:

Trick Description
Understand Operations Grasp the meaning of operations like addition, subtraction
Use Efficient Strategies Plan approach to solve questions quickly

Other tips are developing mental math skills, consistent practice from PDFs, using smart procedures, being creative in problem solving.

Practice Resources

Some useful resources for practice are:

Resource Description
Topic-wise PDFs Practice questions bank on sub-topics
Previous Year Papers SSC, RRB papers for exam pattern

Other resources are mock tests, math shortcuts videos on YouTube, arithmetic questions mobile apps.

Why is Computation Important?

Some reasons why computation skills are tested in these exams:

Reason Description
Test Aptitude Checks numerical and mental ability
Quick Decisions Ability to solve problems fast


Computation of whole numbers is an important part of SSC CGL, MTS and RRB exams. Learn concepts thoroughly and practice previous year papers. Develop mental math ability, understand operations and choose smart strategies to attempt questions accurately.


Q1: What are natural numbers?

A1: Natural numbers are counting numbers starting from 1, like 1, 2, 3, 4 and so on.

Q2: What do whole numbers include?

A2: Whole numbers include natural numbers and zero (0, 1, 2, 3...).

Q3: What are integers in maths?

A3: Integers include natural numbers, zero and negative numbers such as ..., -3, -2, -1, 0, 1, 2, 3...

Q4: How can I improve my computation skills?

A4: Practice topic-wise from PDFs, develop mental math through tricks, understand concepts and formulas thoroughly.

Q5: Why is computation tested in SSC, RRB exams?

A5: It checks numerical aptitude, mental ability, quick problem solving skills which are important for jobs.

Q6: What are some strategies to solve questions fast?

A6: Have multiple approaches, choose smart methods, avoid long procedures, estimate answers quickly.