premedar0aman premedar0aman

26-02-2017
Mathematics

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Which of exercises 17-22 could you solve mentally?

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Аноним Аноним

26-02-2017

17 - 22 = -5

............................

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MrHoovy MrHoovy

26-02-2017

Yes
Take 22 - 17 First
Then you will get 5
then take 0-5 which will lead to -5

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