Падскажите скока 2/10+6/15,3/4+5/18,4/210+5/140,2/9+5/6,3/10+2/12,3/10+2/12,2/26+3/39,7/450+8/180,2/9+3/8,5/12+4/15,7/34+5/51,9/180+7/120. - вопрос №5115964210615345184210514029563102123102 от superg64745 26.06.2022 08:11

Question

Математика: Падскажите скока 2/10+6/15,3/4+5/18,4/210+5/140,2/9+5/6,3/10+2/12,3/10+2/12,2/26+3/39,7/450+8/180,2/9+3/8,5/12+4/15,7/34+5/51,9/180+7/120.

superg64745 · Answer

2/10+6/15=1/5+2/5=3/53/4+5/18=27/36+10/36=37/36=1 1/364/210+5/140=8/420+15/420=23/4202/9+5/6=4/18+15/18=19/18=1 1/183/10+2/12=3/10+1/6=9/30+5/30=14/30=7/152/26+3/39=1/13+1/13=2/137/450+8/180=7/450+4/90=7/450+20/450=27/450=3/502/9+3/8=16/72+27/72=43/725/12+4/15=25/60+16/60=41/607/34+5/51=21/102+10/102=31/1029/180+7/120=1/20+7/120=6/120+7/120=13/120...