diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3adf116019..16252026ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 # 1.16.0-beta.x
 
+- Adjust `Perbill/Permill` `toHuman()` formatting to output percentage
 - Support for final Polkadot types & signed extensions
 - support for latest Substrate types
 - Update to latest TypeScript, eslint & typescript-eslint
diff --git a/packages/types/src/codec/AbstractInt.ts b/packages/types/src/codec/AbstractInt.ts
index 739b0a2feb..97d0b8c7cb 100644
--- a/packages/types/src/codec/AbstractInt.ts
+++ b/packages/types/src/codec/AbstractInt.ts
@@ -15,6 +15,14 @@ export type UIntBitLength = 8 | 16 | 32 | 64 | 128 | 256;
 
 export const DEFAULT_UINT_BITS = 64;
 
+const PER_B = new BN(1_000_000_000);
+const PER_M = new BN(1_000_000);
+const MUL_P = new BN(1_00_00);
+
+function toPercentage (value: BN, divisor: BN): string {
+  return `${(value.mul(MUL_P).div(divisor).toNumber() / 100).toFixed(2)}%`;
+}
+
 /** @internal */
 function decodeAbstracIntU8a (value: Uint8Array, bitLength: UIntBitLength, isNegative: boolean): string {
   if (!value.length) {
@@ -159,7 +167,11 @@ export default abstract class AbstractInt extends BN implements Codec {
       ? this.isMax()
         ? 'everything'
         : formatBalance(this, { decimals: this.registry.chainDecimals, withSi: true, withUnit: this.registry.chainToken })
-      : formatNumber(this);
+      : this instanceof this.registry.createClass('Perbill')
+        ? toPercentage(this, PER_B)
+        : this instanceof this.registry.createClass('Permill')
+          ? toPercentage(this, PER_M)
+          : formatNumber(this);
   }
 
   /**
diff --git a/packages/types/src/codec/Linkage.spec.ts b/packages/types/src/codec/Linkage.spec.ts
index 4e9661d0ff..cdbf534c71 100644
--- a/packages/types/src/codec/Linkage.spec.ts
+++ b/packages/types/src/codec/Linkage.spec.ts
@@ -10,7 +10,7 @@ const registry = new TypeRegistry();
 describe('Linkage', (): void => {
   it('decodes with ValidatorPrefs', (): void => {
     const LINKA = { next: '5GznmRvdi5htUJKnMSWJgJUzSJJXSvWuHRSEdyUbHJZDNcwU', previous: null };
-    const PREFS = { commission: '100,000,000' };
+    const PREFS = { commission: '10.00%' };
 
     // prefs sanity check
     expect(