fix(perps): use correct percentage for reduce percentage

[geositta]

Description

Changelog

CHANGELOG entry:

Related issues

Fixes:

Manual testing steps

1. Go to this page...

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[metamaskbotv2]

✨ Files requiring CODEOWNER review ✨

👨‍🔧 @MetaMask/perps (5 files, +228 -83)

• 📁 ui/
  • 📁 components/
    • 📁 app/
      • 📁 perps/
        • 📁 order-entry/
          • 📄 order-entry.mocks.ts +1 -0
          • 📄 order-entry.types.ts +2 -0
  • 📁 hooks/
    • 📁 perps/
      • 📄 usePerpsOrderForm.ts +4 -9
  • 📁 pages/
    • 📁 perps/
      • 📄 perps-order-entry-page.test.tsx +92 -12
      • 📄 perps-order-entry-page.tsx +129 -62

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
87.8% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[metamaskbotv2]

Builds ready [ba52ed3]

• builds: chrome, firefox
• builds (beta): chrome, firefox
• builds (flask): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• webpack builds: chrome, firefox
• webpack builds (beta): chrome, firefox
• webpack builds (flask): chrome, firefox
• webpack builds (test): chrome, firefox
• webpack builds (test-flask): chrome, firefox
• bundle size: Bundle Size Stats
• bundle analyzer: Bundle Analyzer
• interaction-benchmark: Interaction Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts

⚡ Performance Benchmarks (Total: 🟢 7 pass · 🟡 12 warn · 🔴 0 fail)

Baseline (latest main): 71bd826 | Date: 10/14/58243 | Pipeline: 24269627485 | Baseline logs

Interaction Benchmarks · Samples: 5

Benchmark	chrome-browserify
loadNewAccount	🟡 load_new_account [Show logs]
confirmTx	🟡 [Show logs]
bridgeUserActions	🟡 [Show logs]

🌐 Core Web Vitals — 🟢 good · 🟡 needs improvement · 🔴 poor (web.dev thresholds)

• 🟡 loadNewAccount/FCP: p75 2.6s
• 🟡 confirmTx/FCP: p75 2.5s
• 🟡 bridgeUserActions/FCP: p75 2.5s

Startup Benchmarks · Samples: 100

Benchmark	chrome-browserify	chrome-webpack	firefox-browserify	firefox-webpack
startupStandardHome	🟢 [Show logs]	🟢 [Show logs]	🟢 [Show logs]	🟢 [Show logs]
startupPowerUserHome	🟡 [Show logs]	🟡 [Show logs]	🟡 [Show logs]	🟡 [Show logs]

📈 Results compared to the previous 5 runs on main

• ↓ startupStandardHome/uiStartup: -23%
• ↓ startupStandardHome/load: -11%
• ↓ startupStandardHome/domContentLoaded: -13%
• ↑ startupStandardHome/backgroundConnect: +15%
• ↓ startupStandardHome/initialActions: -33%
• ↓ startupStandardHome/loadScripts: -16%
• ↓ startupPowerUserHome/uiStartup: -35%
• ↓ startupPowerUserHome/domInteractive: -13%
• ↑ startupPowerUserHome/backgroundConnect: +32%
• ↓ startupPowerUserHome/loadScripts: -11%
• ↓ startupPowerUserHome/setupStore: -12%
• ↓ startupPowerUserHome/numNetworkReqs: -33%
• ↓ startupStandardHome/uiStartup: -18%
• ↓ startupStandardHome/load: -13%
• ↓ startupStandardHome/domContentLoaded: -13%
• ↑ startupStandardHome/domInteractive: +11%
• ↑ startupStandardHome/firstPaint: +21%
• ↓ startupStandardHome/backgroundConnect: -39%
• ↓ startupStandardHome/firstReactRender: -23%
• ↓ startupStandardHome/loadScripts: -13%
• ↓ startupStandardHome/numNetworkReqs: -29%
• ↓ startupPowerUserHome/uiStartup: -25%
• ↓ startupPowerUserHome/domInteractive: -12%
• ↑ startupPowerUserHome/firstPaint: +10%
• ↓ startupPowerUserHome/numNetworkReqs: -32%
• ↓ startupStandardHome/domInteractive: -34%
• ↑ startupStandardHome/backgroundConnect: +11%
• ↑ startupStandardHome/initialActions: +33%
• ↓ startupStandardHome/numNetworkReqs: -18%
• ↓ startupPowerUserHome/uiStartup: -33%
• ↓ startupPowerUserHome/backgroundConnect: -32%
• ↓ startupPowerUserHome/firstReactRender: -10%
• ↑ startupPowerUserHome/setupStore: +43%
• ↓ startupStandardHome/uiStartup: -13%
• ↓ startupStandardHome/domInteractive: -31%
• ↓ startupStandardHome/backgroundConnect: -13%
• ↑ startupStandardHome/initialActions: +14%
• ↓ startupStandardHome/setupStore: -60%
• ↓ startupStandardHome/numNetworkReqs: -18%
• ↓ startupPowerUserHome/uiStartup: -32%
• ↓ startupPowerUserHome/domInteractive: -16%
• ↓ startupPowerUserHome/backgroundConnect: -31%
• ↓ startupPowerUserHome/setupStore: -19%

🌐 Core Web Vitals — 🟢 good · 🟡 needs improvement · 🔴 poor (web.dev thresholds)

• 🔴 startupPowerUserHome/INP: p75 720ms
• 🔴 startupPowerUserHome/INP: p75 720ms
• 🟡 startupPowerUserHome/LCP: p75 3.6s
• 🟡 startupPowerUserHome/LCP: p75 3.4s

User Journey Benchmarks · Samples: 5 · mock API

Benchmark	chrome-browserify
onboardingImportWallet	🟢 [Show logs]
onboardingNewWallet	🟢 [Show logs]
assetDetails	🟡 [Show logs]
solanaAssetDetails	🟡 [Show logs]
importSrpHome	🟡 [Show logs]
sendTransactions	🟡 [Show logs]
swap	🟡 [Show logs]

📈 Results compared to the previous 5 runs on main

• ↓ onboardingImportWallet/srpButtonToSrpForm: -85%
• ↓ onboardingImportWallet/metricsToWalletReadyScreen: -32%
• ↓ onboardingImportWallet/doneButtonToHomeScreen: -76%
• ↑ onboardingImportWallet/openAccountMenuToAccountListLoaded: +26%
• ↓ onboardingImportWallet/total: -44%
• ↓ onboardingNewWallet/srpButtonToPwForm: -78%
• ↓ onboardingNewWallet/skipBackupToMetricsScreen: -69%
• ↓ onboardingNewWallet/agreeButtonToOnboardingSuccess: -26%
• ↓ onboardingNewWallet/doneButtonToAssetList: -35%
• ↓ onboardingNewWallet/total: -35%
• ↓ assetDetails/assetClickToPriceChart: -53%
• ↓ assetDetails/total: -53%
• ↓ solanaAssetDetails/assetClickToPriceChart: -71%
• ↓ solanaAssetDetails/total: -71%
• ↓ importSrpHome/openAccountMenuAfterLogin: -72%
• ↓ importSrpHome/homeAfterImportWithNewWallet: -70%
• ↓ importSrpHome/total: -61%
• ↓ sendTransactions/openSendPageFromHome: -21%
• ↓ sendTransactions/selectTokenToSendFormLoaded: -29%
• ↑ sendTransactions/reviewTransactionToConfirmationPage: +36%
• ↑ sendTransactions/total: +33%
• ↓ swap/openSwapPageFromHome: -97%
• ↑ swap/fetchAndDisplaySwapQuotes: +32%
• ↑ swap/total: +11%

🌐 Core Web Vitals — 🟢 good · 🟡 needs improvement · 🔴 poor (web.dev thresholds)

• 🟡 assetDetails/INP: p75 240ms
• 🟡 assetDetails/FCP: p75 2.5s
• 🟡 solanaAssetDetails/FCP: p75 2.5s
• 🟡 importSrpHome/INP: p75 216ms
• 🟡 importSrpHome/FCP: p75 2.5s
• 🟡 sendTransactions/INP: p75 224ms
• 🟡 sendTransactions/FCP: p75 2.4s
• 🟡 swap/FCP: p75 2.5s

Dapp Page Load Benchmarks · Samples: 100

Benchmark	chrome-browserify
dappPageLoad	🟢 [Show logs]

Bundle size diffs

• background: 58 Bytes (0%)
• ui: 874 Bytes (0.01%)
• common: 20 Bytes (0%)