Question

(-4/17)+(-3/17)+(-10/17)=?
4/15+1/15+(-5/15)=?
(-11/19)+7/19+(-3/19)+5/19=?

va rogg dau coroana ​

Answer 1

Răspuns:

1. (-4/17)+(-3/17)+(-10/17)=(-7/17)+(-10/17)=-17/17= -1

2. 4/15+1/15+(-5/15)=5/15+(-5/15)=0/15=0

3. (-11/19)+7/19+(-3/19)+5/19= (-4/19)+(-3/19)+5/19=(-7/19)+5/19= -2/19