30 + -30= 0
a. Write another sum of two numbers that equals 0.

b. Write a of three numbers that equals 0.

c. Write a sum of four numbers that equals 0, none of which are opposites.

Respuesta :

Answer:

Here are some possibilities:

a.) 9 + -9 = 0

b.) 8 + 2 + -10 = 0

c.) 6 + 4 + -2 + -8 =0

-589+589

-589+500+89

-589+500+90+(-1)