**How to Find Missing Numbers in Addition and Subtraction**

**Introduction**:

A series is an ordered collection of figures or numbers or words or alphabets. A sequence of numbers which follow a particular pattern is called number series. In number series questions, some specific pre-decided rules are hidden and the candidate needs to find at that hidden rule to arrive at correctanswer.

For example, consider 1, 4, 7, 10, 13, ….. Here the difference between the consecutive numbers is three. It is important to note that in number series each number except the first number is related to the prior number with some specific rule.

**Types of Number Series**

There are many types of number series. A few of them are explained below.

Difference Series :

Difference series can be further classified as

The number series with a constant difference, where there is always a constant difference between the two consecutive numbers.

**how to find missing numbers in addition and subtraction**

How do you find the missing number in addition?

How do you find the missing number in subtraction?

What are the rules for adding and subtracting signed numbers?

How do you quickly add and subtract numbers?

**EXAMPLE – 1 **

Find out the term from the following number series and replace it with the correct term.

The given number series follows the below pattern.

** **

**EXAMPLE – 2 **

**Find out the term from the following number series and ****replace ****it with the correct term. **

** The given number series follows the below pattern. **

Tricks to solve Number series Question

#### How To Find Missing Numbers in Addition and Subtraction

Number series questions are common in any competitive exam. Candidates can score good marks with just the basic knowledge of math. These questions are relatively easy provided the candidate is able to find out the hidden rule. Here **sveducations.com** provides you with basic tips and tricks to solve number series questions. After you read through this article, click below to revise and practice with our tests.

**How do you find the missing number in addition?**

**How do you find the missing number in subtraction?**

**What are the rules for adding and subtracting signed numbers?**

**How do you quickly add and subtract numbers?**