Multiplying two two-digit numbers whose tens digit are same and sum of unit digits is 0 or ten |
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step 1: |
consider ten's degits of both numbers x next higher digit ,
multiply and place it in left most of product of 4 digit number |
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If the units digits are zero then x same number ,
multiply and place it in left most of product of 4 digit number |
step 2: |
Have the product of multiplying unit's digit of both numbers x and place rightmost of a four digit number remember to left pad with '0' or space if the product are of single digit |
step 3: |
ADD UP ALL THE RESULTS TO GET THE ANSWER TO THE SUM |
Enter 2 digit number (first Number): | |
Enter 2 digit number (second Number): | Readonly |
AUTO! | |