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Problem
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$10$ $\dfrac {4} {9}\times 5671$ $-\dfrac {8} {15}\times 2524=2$ $△\sqrt{} $
10th-13th grade
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Solution
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Qanda teacher - pawansir
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Student
how can I solve this problem without using calculator.....
and ofcourse within 20 to 30 seconds
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Qanda teacher - pawansir
okay
then just dived 5671 by 9 and 2524 by 15 then you'll get
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Student
thanks