-27+8
( The minus signs multiply each other to form a +. )
= -19
3.3% per year is 0.825% per quarter, and 4 years is 16 quarters, so your result will be $6,700 x (1.00825)16 = $7,641.29, a total return of just over 14%.
Multiply the numerator together and the denominators together.
1 x 5 / 6 . 7 = 5/42
42 is not a multiple of 5 so the answer is already in the lowest term.
The answer is 5/42