perplexus.info :: Numbers : Sum and Product reversal

Sum and Product reversal (Posted on 2006-04-05)

9+9 is the reversal of 9*9 (18 versus 81)
3+24 is the reversal of 3*24 (27 versus 72)
Find a pair of numbers whose product and sum are reversals of a three digit number.

See The Solution Submitted by Jer

Rating: 3.5000 (4 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

here's one without leading zeros...

| Comment 2 of 6 |

3 x (-147) = -441

3 + (-147) = -144

Hope negative numbers are legal.

Posted by Brian on 2006-04-05 13:03:27

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