LessonAbout 8 minLesson languageEnglishதமிழ் (Tamil)हिन्दी (Hindi)മലയാളം (Malayalam)తెలుగు (Telugu)ಕನ್ನಡ (Kannada)বাংলা (Bengali)मराठी (Marathi)ગુજરાતી (Gujarati)ਪੰਜਾਬੀ (Punjabi)Chapter 11 · Lesson 4 of 504. Project: a bill splitterBuild a calculator app: read numbers from boxes, work out a tip and each person's share, and show it with toFixed(2).