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2014-10-09T17:15:40+03:00
98+98×99-100×97=98x(1+99)-100x97=98x100-97x100=100x(98-97)=10037×41+41×13-41×50 =41x(37+13-50)=41x0=0
105+105×6+105×3-210=105x(1+6+3)-210=105x10-210=1050-210=84054×15×9+54×15-54×50=54x(15x9+15-50)=54x100=5400