**Divisibility of a number by 9 shortcut tricks**

Shortcut Tricks are

Before starting anything just do a math practice set. Write down twenty math problems related to this topic on a page. Solve first ten math problems according to basic math formula. You also need to keep track of Timing. After solving all ten math questions write down total time taken by you to solve those questions. Now practice our shortcut tricks on divisibility of a number by 9 and read examples carefully. After doing this go back to the remaining ten questions and solve those using shortcut methods. Again keep track of Timing. You will surely see the improvement in your timing this time. But this is not all you want. You need more practice to improve your timing more.

We all know that the most important thing in competitive exams is Mathematics. It doesn’t mean that other topics are not so important. But if you need a good score in exam then you have to score good in maths. A good score comes with practice and practice. The only thing you need to do is to do your math problems correctly and within time, and only shortcut tricks can give you that success. But it doesn’t mean that without using shortcut tricks you can’t do any math problems. You may have that potential that you may do maths within time without using any shortcut tricks. But so many other people may not do the same. So Divisibility of a number by 9 shortcut tricks here for those people. We always try to put all shortcut methods of the given topic. But we may miss few of them. If you know anything else rather than this please do share with us. Your little help will help others.

We are try to calculate divisibility of a number by 9 or any number using divisor 9, but if any large numbers is given we are not able to perform fast, and using some rule and shortcut tricks we are calculate the divisibility of a numbers by 9.

Divisibility of a number by 9

When the sum of all digits of a number is divisible by 9 then that number is also divisible by 9.

Example #1 – Divisibility of a number by 9

Is 89874 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (8 + 9 + 8 + 7 + 4) = 36. - 36 is divisible by 9.

So, the number 89874 is Divisible by 9.

**Rough Workspace**

Example #2 – Divisibility of a number by 9

Is 9981 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (9 + 9 + 8 + 1) = 27. - 27 is divisible by 9.

So, the number 9981 is Divisible by 9.

**Rough Workspace**

Example #3 – Divisibility of a number by 9

Is 499869 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (4 + 9 + 9 + 8 + 6 + 9) = 45. - 45 is divisible by 9.

So, the number 499869 is Divisible by 9.

**Rough Workspace**

Example #4 – Divisibility of a number by 9

Is 9522 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (9 + 5 + 2 + 2) = 18. - 18 is divisible by 9.

So, the number 9522 is Divisible by 9.

**Rough Workspace**

Example #5 – Divisibility of a number by 9

Is 778965939 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (7 + 7 + 8 + 9 + 6 + 5 + 9 + 3 + 9) = 63. - 63 is divisible by 9.

So, the number 778965939 is Divisible by 9.

**Rough Workspace**

Example #6 – Divisibility of a number by 9

Is 999988875 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (9 + 9 + 9 + 9 + 8 + 8 + 8 + 7 + 5) = 72. - 72 is divisible by 9.

So, the number 999988875 is Divisible by 9.

**Rough Workspace**

Example #7 – Divisibility of a number by 9

Is 99999888876 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (9 + 9 + 9 + 9 + 9 + 8 + 8 + 8 + 8 + 7 + 6) = 90. - 90 is divisible by 9.

So, the number 99999888876 is Divisible by 9.

**Rough Workspace**

Example #8 – Divisibility of a number by 9

Is 33778899999 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (3 + 3 + 7 + 7 + 8 + 8 + 9 + 9 + 9 + 9 + 9) = 81. - 81 is divisible by 9.

So, the number 33778899999 is Divisible by 9.

**Rough Workspace**

Example #9 – Divisibility of a number by 9

Is 73895896989 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (7 + 3 + 8 + 9 + 5 + 8 + 9 + 6 + 9 + 8 + 9) = 81. - 81 is divisible by 9.

So, the number 73895896989 is Divisible by 9.

**Rough Workspace**

Example #10 – Divisibility of a number by 9

Is 77896593 divisible by 9?

- Yes
- No

Show Answer Show How to Solve Open Rough Workspace

**Answer:**Yes

**How to Solve**

- Add all digits of the given number,

i.e, (7 + 7 + 8 + 9 + 6 + 5 + 9 + 3) = 54. - 81 is divisible by 9.

So, the number 77896593 is Divisible by 9.

**Rough Workspace**

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