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Resolvemos :
2x + 2x + 2 = 1338
4x + 2 = 1338
4x = 1338 - 2
4x = 1336
x = 1336/4
x = 334
2x = 2 (334) = 668
2x + 2 = 2 (334) + 2 = 668 + 2 = 670
Solución : Los números son : 668 y 670
Sumamos las cifras del menor :
668 =
6 + 6 + 8 = 20
Las cifras del menor suman = 20