Junior high school mathematics part exam answers

( 1- 1/2)—(2/3- 1/3)=

Explanation: 2/3- 1/3 is the number of people who passed English but failed math, that is, the number of people who failed math.

1- 1/2 is the total number of people who failed in math, minus 2/3- 1/3, the number of people who failed in English and math, that is, the number of people who failed in English and math!

The final result is 1/6.

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