AMC 10 Step by Step
Log inSign up
2014 AMC 10BProblem 10P1-10~5 minPrint
Bases & DigitsBasic CountingSplit into exhaustive cases and handle eachSet up the equation/formula and compute; no special trick needed

In the addition shown below A,B,C,A, B, C, and DD are distinct digits. How many different values are possible for DD ?

ABBCB+BCADADBDDD\begin{array}{lr}&ABBCB\\ +& BCADA\\ \hline & DBDDD\end{array}

Log in to save your progress.

Similar problems

Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site.