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# Math Hacking Tricks - Random Number Multiplication with 9 | Javainhand

Hello Friends,
In this Math Hacking TricksWe have discussed the Random Number Multiplication with 9,99,999,9999  Tricks. Takes an example for better understanding.

### Random Number Multiplication with 9 Example

Example 19999 * 1234?
Solution:-
As you see that we have two values for multiplication first is the multiplicand(9999) and the second is the multiplier (1234).

Step 1:-Subtract 1 in the multiplier (1234)=1233.
Step 2:-Add 1 with the last digits of the multiplicand(9999)=99910.
Step 3:-With New Value 99910, subtract with the multiplier (1234)=
99910-1234=8766.

Example 299999 * 56238?
Solution:-
As you see that we have two values for multiplication first is the multiplicand(99999) and the second is the multiplier(56238).

Step 1:-Subtract 1 in the multiplier(56238)=56237
Step 2:-Add 1 with the last digits of the multiplicand(99999)=999910
Step 3:-With New Value 999910 and subtract with the multiplier(56238)=
999910-56238=43762

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