Subtraction

**Category : **1st Class

** Subtraction**

**Subtraction**

Subtraction means taking out something from some bigger unit and finding the outcome as left over.

**Subtraction of Two Numbers**

It is the process of taking away smaller number from the greater one.

**Example:**

5 - 3 = 2

**Subtraction of Figures**

5 hours - 2 hours=3 hours

__Trick:__

**Subtraction of Images**

It means taking out picture or pictures from the group of pictures and finding the remaining as the result of the subtraction.

**Example:**

**Subtraction in Column**

Subtraction in column is done by subtracting the numbers in column. See the examples given below:

**Example:**

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**Word Problems Based on Subtraction**

Like addition, word problems on subtraction are basically the statements, which require solution by means of subtraction only.

**Example:**

**James purchased 18 balloons on his birthday and gave 1 balloon to each of his friends. He has 7 friends. How many balloons are left with him?**

(a) 11 balloons (b) 10 balloons

(c) 12 balloons (d) All the above

(e) None of these

Answer (a)

**Explanation:** Option (a) is correct because:

18 - 7 = 11 balloons.

**Problems Based on Addition and Subtraction Both**

In some questions you have to perform both addition and subtraction. See the examples given below:

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**Example:**

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Solve the sum given below:

5 + 7 + 8 - 9

To solve this sum, first add the numbers with + sign. That is 5 + 7 + 8 = 20 Now subtract 9 from 20. That is 20-9=11. So the answer is 11.

*play_arrow*Introduction*play_arrow*Subtraction of Three Numbers*play_arrow*Subtraction of Figures*play_arrow*Subtraction of Images*play_arrow*Subtraction*play_arrow*Subtraction

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