November 25, 2015

Homework Help: singapore math

Posted by lori on Sunday, November 4, 2012 at 1:49pm.

My 3rd grade son get this math problem.
It states that John thinks of a 3-digit number. What is his number? Use the clues below to find John's number.

Every digit is different.
The sum of all thedigits is 19.
The difference between the hundreds digit and the ones digit is 6.
The tens digit is the greatest digit.
The number is greater than 500.

Please Help.

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