19,17+(-12,73)= -23,45+18,62= -5/6+3/12= 7/9+(-9/10)= - вопрос №24303601917127323451862563127991083561115 от yanakorzh2003 28.10.2020 18:24

Question

Математика: 19,17+(-12,73)= -23,45+18,62= -5/6+3/12= 7/9+(-9/10)= 8 3/5+(-6 11/15)=

yanakorzh2003 · Answer

19,17+(-12,73)=6,44-23,45+18,62=-4,83-5/6+3/12=-10/12+3/12=-7/127/9+(-9/10)=70/90+(-81/90)=-21/90=-7/308 3/5+(-6 11/15)=43/5+(-101/15)=129/15-101/15=28/15=1 13/15...