In the following question equations have become wrong due to wrong order of signs Choose the correct order of signs in the alternatives given below for each questions 21 + 7 + 6 = 9
A
x - =
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B
+ - =
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C
+ ÷ =
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D
÷ + =
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Solution
The correct option is D÷ + = By using the correct order of signs we get 21 ÷ 7 + 6 = 9 or 3 + 6 = 9