Math, asked by lavanyagattu11, 7 months ago

2/21*-3/13+-7/9-2/21*10/13​

Answers

Answered by Anonymous
30

Question :

 \dfrac{2}{21} \times \dfrac{-3}{13} + \dfrac{-7}{9} - \dfrac{2}{21} \times \dfrac{10}{13}

Solution :

 \dfrac{2}{21}(\dfrac{-3}{13})-\dfrac{7}{9}-\dfrac{2}{21}(\dfrac{10}{13})</p><p>\\ \\ = \dfrac{-2}{91}-\dfrac{7}{9}-\dfrac{2}{21}(\dfrac{10}{13}) \\ \\ =\dfrac{-2}{91} +\dfrac{7}{9} -\dfrac{2}{21} (\dfrac{10}{13}) \\ \\ = \dfrac{-655}{819}-\dfrac{2}{21} (\dfrac{10}{13} )\\ \\ = \dfrac{-55}{63}

||___________________________||

⭐ ADDITIONAL INFORMATION⭐

||___________________________||

Important formula for making these sums.

➠ Important formula for making this sums as follows :

(+) and (+) = +

(+) and (-) = -

(-) and (+) = -

(-) and (-) = +

What is integer ?

Interger is a numbers like 1,3,7,92,....etc. but 0 is not a integer. Accept 0 all the numbers are integer.

The important rules and regulations to solve this type of sum.

There are two types of important formula which are used for making this type of sums, as first one is given and second one is given below, they are as :

Here, the rules of DMAS are used here :

⟹ D = Division

⟹ M = Multiplication

⟹ A = Addition

⟹ S = Subtraction

Answered by madanmishra53
2

please mark the best answer

Attachments:
Similar questions