Passives
+5 resist from Angles (80 skill)
+4% avoidance from Redirection (80 skill)
+2.5% avoidance from Sympathy of Stone (80 skill)
+1.6 resistance from Bulwark of Earth (80 skill)
+2.6 resistance from Acrobatics (40 skill)

Buffs
+13.2% avoidance from Shield of Ice (82 skill)
+18.0 resist from Defensive Stance (80 skill)

Resistance from gear:
Helm: 1.1 (1+0.1)
Chest: 2.2 (2+0.2)
Leg: 1.1 (1+0.1)
Gloves: 1.1 (1+0.1)
Feet: 1.1 (1+0.1)
Shield: 6.6 resist 1% avoid
Set bonus: 10% - gonna assume that this is applied in the values above, eg. Helm = 1 + (1 * 0.1) = 1.1

No gear.
Paperdoll says 2.6% resist, /stats say 1.6 (Should be 2.6 + 1.6 = 4.2?)
Paperdoll says 2% avoidance, /stats say 2.5 (Correct)

Equip chest
Paperdoll says 7.5% resist, /stats say 4.225 (Should be 4.2 + 2.2 = 6.4?)
Paperdoll says 2% avoidance, /stats say 2.5 (Correct)

All cloth items
Paperdoll says 11.9% resist, /stats say 4.225 (Should be 6.4 + 4.4 = 10.8?)
Paperdoll says 2% avoidance, /stats say 2.5 (Correct)

Equip shield
Paperdoll says 23.5% resist, /stats say 9.225 (Should be 10.8 + 6.6 = 15.7?)
Paperdoll says 7% avoidance, /stats say 6.5 (Should be 2.5% + 4% + 1% = 7.5%?)

Defensive stance
Paperdoll says 41.5% resist, /stats say 27.225 (Should be 15.7 + 18 = 33.7?)
Paperdoll says 7% avoidance, /stats say 6.5 (Should be 2.5% + 4% + 1% = 7.5%?)

Shield of Ice
Paperdoll says 41.5% resist, /stats say 27.225 (Should be 15.7 + 18 = 33.7?)
Paperdoll says 20% avoidance, /stats say 19.7 (Should be 7.5% + 13.2% = 20.7%?)