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this book is very excellent book while problem is that this book have no examples from starting book for clear some problems.
NOOR UL ISLAM HASH MI AND NOOR UL WAHAB HASH MI
this book is excellent but there is one problem that is, it must have one example in the start of any concept and the answers should also be mensioned at the end of the book.
Beyond tables mental strategies 45
Twodigit numbers beyond the tables 58
Change from 20 65
Using and applying