3 7/12 = 43/12
2 7/9 = 25/9
both denominators must be the same to add together.
(25/9)x 12
(43/12) x 9
300/108 + 387/108 =
687/108
which in its simplest form is 229/36
and in a mixed number is 6 13/36
Answer:
-2 1/6 + -3 1/3 + -5 1/2 = -11
Step-by-step explanation:
-2 + -3 + -5 = -10
-1/6 +- 1/3 + -1/2 = -1
-10+-1=-11
Answer: -1
Step-by-step explanation:
1-(-1^2)+(-1^3) = 1-1+(-1)= -1