11/14-5/6
Let's evaluate: 1114 -56
11×3 -5×714×3
ℹ11×3 = 33‖-5×7 = -35‖14×3 = 42
33 -3542
ℹ33 -35 = -2
-242
▶Result:   -121
The approximate value of: -121 is:
▷ ≈ -4.7619×10-2