That depends on how you define "opposite." It could be -89, 1/89 or something that isn't a number at all.
depress the tensioner pulley with a ratchet and take off the belt installation is the opposite
89 in sot-89 = 0
20% off of $89 = 71.2= 20% discount applied to $89= $89 - (20% * $89)= $89 - (0.20 * $89)= $89 - 17.8= 71.2
89-0 = 89
(89)56 +89 = 5073
89 89 89 --- 240 27 ----- 267
70% of 89= 70% * 89= 0.7 * 89= 62.3
98% of 89 = 98% * 89 = 0.98 * 89 = 87.22
46% of 89= 46% * 89= 0.46 * 89= 40.94
38.27% of 89= 38.27% * 89= 0.3827 * 89= 34.0603
37.5% of 89= 37.5% * 89= 0.375 * 89= 33.375