Subtraction of Images

**Category : **1st Class

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

**Take another example:**

Here, we count the flowers given before the sign of minus and after the sign of minus. We subtract it through the normal method of subtraction.

(a)

(b)

(c)

(d)

**Answer: (c)**

**Explanation**

**Subtraction in Column**

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

27 19 | 39 -17 | 24 -12 | 19 -8 | |||

08 | 22 | 12 | 11 |

49 -36 | 42 -27 | 37 -17 | ||

13 | 15 | 20 |

31 -15 | 65 -56 | 19 -7 | ||

16 | 09 | 12 |

38 -17 | 39 -15 | 28 -7 | ||

21 | 24 | 11 |

**Word Problem Based on Subtraction**

In this section on we will learn about some real life problems based on subtraction.

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

(a) 11 balloons

(b) 10 balloons

(c) 12 balloons

(d) None of these

**Answer: (a)**

**Explanation**

balloons

**Smith is 4 years younger than Lina. If the age of Lina is 9 years then find the age of Smith? **

(a) 4 years

(b) 5 years

(c) 6 years

(d) None of these

**Answer: (b)**

**Explanation**

years

**A number isless than. Find the number. **

(a) 15

(b) 18

(c) 16

(d) 12

**Explanation**

**In a magic box if you put a number, three times. 3 is subtracted from it. Serena putsin this magic box. Which one of the following numbers she will get? **

(a) 14

(b) 15

(c) 16

(d) 18

**Answer: (c)**

**Explanation**

**A student brought 1 dozen toffees on his birthday in the school. He distributed half dozen toffees among his friends. How many toffees left with him?**

(a) 4 toffees

(b) 6 toffees

(c) 8 toffees

(d) None of these

**Answer: (b)**

**Explanation**

dozen toffees =toffees dozen toffees =toffees toffees

**Smith says that he has a number. If you subtract 5 from it, the result will be 7. Find the number.**

(a) 11

(b) 13

(c) 15

(d) 12

**Answer: (d)**

**Explanation**

**In a school there arestudents inand students in. Which section has more students and by how much? **

(a) Section A by 9

(b) Section C by 9

(c) Section A by 10

(d) Section C by 10

**Answer: (c)**

**Explanation**

Sectionhasmore students than section.

**There are mangoes in the basket. William eats mangoes daily. How many mangoes are left after days? **

(a) 10 mangoes

(b) 8 mangoes

(c) 12 mangoes

(d) 15 mangoes

**Answer: (b)**

**Explanation**

Mangoes eaten by William indays

Mangoes leftmangoes.

**A number when subtracted from gives the result. Find the number.**

(a) 11

(b) 12

(c) 9

(d) None of these

**Answer: (a)**

**Explanation**

**The sum of two numbers is. If bigger number isthen find the smaller number. **

(a) 8

(b) 7

(c) 6

(d) None of these

**Answer:(b)**

**Explanation**

**Mixed Problems**

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

**Solve **

To solve this sum, first add the numbers with + sign. That is

Now subtractfrom. That is. So the answer is.

**Solve**

To solve this sum first writethen add all the numbers with negative sign. That is

Now subtractfrom. That is.

**Solve**

To solve this sum first write Then add all the numbers with negative sign. That is .

Now subtractfrom. That is.

**Solve **

To solve this sum first add the numbers with + sign. That is .

Then add the numbers with - sign. That is

Now subtract from.that is .

**Steve takes a numberand adds 9 to it and then subtractfrom it. Find the number.**

To solve this sum first addand. That is.

Now subtractfrom. That is.

**Steve has + + and Smith has + , find how much more money Steve has than Smith?**

To solve this sum first add the money Steve has. That is = 17.

Now add the money Smith has. That is7.

Now subtract from . That is - = .

So Steve has more than Smith.

- Subtraction means taking away number of objects from a given collection.
- If you subtract 0 from a number the number remains unchanged.

- Subtraction is the process of taking away smaller unit from bigger one.
- If zero is subtracted from any number the result is number itself.

.

- Result of subtraction is called subtraction fact.That is
- Sign of subtraction is '_' and it is read as 'minus'.
- If any number is subtracted from itself, the result is 0.

.

- If 0 is subtracted from the number then the result is number itself. For example;

*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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