1.

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Answer»

Step-by-step explanation:

Given:-

+ means ÷

- means +

× means -

÷ means ×

To find :-

The value of 6-4 of 7+[20+{5-bar(3-2)}]

SOLUTION:-

Given numerical expression is

6-4 of 7+[20+{5-bar(3-2)}]

If + means ÷

- means +

× means -

÷ means × then

=>6+4 of 7÷[20÷{5+bar(3+2)}]

Using VBODMAS rule for SOLVING this

=>6+4 of 7÷[20÷{5+(5)}]

=>6+4 of 7÷[20÷{10}]

=>7+4 of 7 ÷ [20÷10]

=>7+4 of 7÷[2]

=>7+4 of 7÷2

=>7+28÷2

=>7+14

=>21

Answer:-

The value of the given expression is 21

Used concept:-

VBODMAS rule:-

  • V-Vinculum
  • B-Brackets
  • O-Of
  • D-Division
  • M-Multiplication
  • A-Addition
  • S-Subtraction

If two or more than two operations are in the given numnerical expression then the operations should be SIMPLIFIED by the above rule and the order of operations should be done by the above order(VBODMAS).


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