Question

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Answer 1

Answer:

We need to follow these 4 steps to find square by Diagonal Method(Chinese Method).

1. Form a square and divide it into n rows and n columns where n is the number of digits in our number.

2. Multiply each digit on the top of the square with each digit on the left of the rows one by one.If the product is a single digit number write it as 0/D. Eg:- write 4 as 0/4

3. Add all the digits diagonally starting from the bottom right corner.

4. If the sum of all numbers along any particular line is greater than 9 , then write units digit and carry the remaining digit to next multiplication.The final number is the required square.

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Answer 2

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