Question

simplify 20-{ 6+4-( 6+3-3-5)}

Answer 1

20-(10-(1)
20-9
11
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Answer 2

Solution -

20 - { 6 + 4 - ( 6 + 3 - 3 - 5 ) }

= 20 - { 6 + 4 - ( 9 - 3 - 5 ) }

= 20 - { 10 - ( 6 - 5 ) }

= 20 - { 10 - 1 }

= 20 - 9

= 11

The Answer is 11

Explaination -

Using VBODMAS rule -

V - Vinculum (Bars)

B - Brackets

O - Of (Multiplication)

D - Division

M - Multiplication

A - Addition

S - Subtraction

Note - "V", "O" , "D" & "M" are not used here

First of all the Brackets...

Here, only 2 kind of Brackets are used

i.e.

1. Round Brackets “(” “)”

2. Curly Brackets or Braces “{” “}”

Another Bracket is there, which is Square Bracket “[” “]”, it is not used in this sum.

Remember, first of all the Round Brackets, then the Square Brackets and at-last the Curly Brackets.

Within the Brackets, we have also used "A" and "S" i.e. Addition and Subtraction

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