15 SEWING FORMULAS & MATHS You MUST Know! | Bust Cup, Bust Span, Crotch, Armhole, Sleeve Cap

Unlock the secrets to perfect garment fitting with this essential sewing formulas and calculations guide! In this beginner-friendly tutorial, you'll learn how to accurately calculate and apply key sewing measurements like bust cup size, bust span, crotch depth, thigh width, armhole depth, and sleeve cap height. Whether you're sewing for personal use, ready-to-wear fashion, or custom tailoring, these measurements are critical for achieving a professional fit. Mastering these formulas will transform your pattern drafting, garment construction, and sewing confidence. ✅ What You’ll Learn: How to calculate bust cup size accurately Formula for bust span (bust pan) and why it matters How to measure crotch and thigh for trousers Armhole depth and sleeve cap height calculation made simple Pro sewing tips and real-life application examples 📌 Perfect for: Fashion students, beginners, home dressmakers, and ready-to-wear designers. #SewingFormulas #PatternDrafting #BustCupCalculation #SewingForBeginners #ArmholeMeasurement #TailoringMath #CrotchDepthFormula #SleeveCapCalculation #FashionDesignTutorial #larrybthreads Join this channel to get access to perks:    / @larrybthreads