3+(3,74*3-1,474*3)=11,22-4,422=6,797+3=9,798
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100+(3,74*100-1,474*100)=374-147,4=226,6+100=326,6
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374+(3,74*374-1,474*374)=1398,76-551,276=847,484+374=1221,484
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1000+(3,74*1000-1,474*1000)=3740-1474=2266+1000=3266