If a,b and c represent digits from 1 to 9 such that 1AB +CCA =697 and there is no carry over in addition, find the value of A + B + C
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If a,b and c represent digits from 1 to 9 such that 1AB +CCA =697 and there is no carry over in addition, find the value of A + B + C
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5
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As there is no carry-over in addition.
B + A = 7
A+ C = 9
1 + C = 6 => C = 5
65
V
A+C=9=> A+ 5 =9 => A=4
B +A=7=> B+ 4 = 7 => B = 3
A = 4
B = 3
C = 5
A + B + C = 4 +3+5=12
143
+ 554
697
A+B+C = 12
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