Negative 7 and one-quarter plus negative 10 and one-third plus negative 0.75 and one-third equals?

Negative 7 and one-quarter plus negative 10 and one-third plus negative 0.75 and one-third equals?


Negative 7 and one fourth plus negative 10 and one third plus negative 0.75 plus one third = - 29 / 4-31 / 3-3 / 4 + 1 / 3 = - 18



How much is minus four and a quarter minus two and a third


-11/12



0.99999... = 0.33333... X3 = 1 / 3x3 = 1, is this equation right?
Please explain why


No, it's about one