13/4-7/8-(4/9+1/18)= 4/9+5/6+7/18-(1/12+1 1/4)= - вопрос №134784911849567181121145275814 от victorov113 27.06.2020 15:46

Question

Математика: 13/4-7/8-(4/9+1/18)= 4/9+5/6+7/18-(1/12+1 1/4)= решить с действиями два примера

victorov113 · Answer

6/8-7/8-(8/18+1/18)=6/8-7/8-9/18=6/8-7/8-1/2=6/8-7/8-4/8=-5/8=-0,1258/18+15/18+7/18-(1/12+5/4)=30/18-(1/12+15/12)=30/18-16/12=30/18-4/3=30/18-30/18-24/18=6/18=1/3...