406•803 = 326318605•102 = 61710105•420 = 44100521•180 = 93780(180876+251367)÷9 = 47347(580000-35410)÷90 = 5994
Therefore:326318, 61710, 44100, 93780, 47347, 5994
406•803 = 326318
605•102 = 61710
105•420 = 44100
521•180 = 93780
(180876+251367)÷9 = 47347
(580000-35410)÷90 = 5994
Therefore:
326318, 61710, 44100, 93780, 47347, 5994