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CalcWolf › Math › Calculadora de Cambio Porcentual
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Calculate Percent Increase or Decrease

Find the percentage change between two values. See if the change is an increase or decrease and by how much.

📅 Updated April 2026 ✅ Formula verified 📖 4 min read 🆓 Free · No sign-up

La Fórmula

Cambio % = ((Nuevo - Original) ÷ Original) × 100. De $50 a $65: ((65-50)÷50)×100 = 30% de aumento. De $80 a $60: ((60-80)÷80)×100 = -25% de disminución. Nota importante: un aumento del 50% seguido de una disminución del 50% NO te devuelve al original. $100 +50% = $150. $150 -50% = $75. Necesitas un aumento del 100% para revertir una disminución del 50%.

Aplicaciones Comunes

Inversiones: "mis acciones subieron 15%" = tu portafolio de $10,000 ahora vale $11,500. Descuentos: "30% off" en un artículo de $80 = $56. Inflación: precios subieron 3% = tu poder adquisitivo bajó 3%. Propinas: 20% de $45 = $9. El cambio porcentual es la forma más universal de expresar diferencias relativas — más útil que números absolutos cuando comparas cosas de diferente escala.

⚡ CalcWolf Insight

Percentage change is one of the most commonly needed calculations in business, finance, and academics. "Percent increase calculator" and "percentage change calculator" combine for 100K+ monthly searches. Users include students, analysts, investors, and journalists verifying claims.

Frequently asked questions
¿Cómo calculo el cambio porcentual?▾
((Nuevo - Original) ÷ Original) × 100. De 200 a 250: ((250-200)÷200)×100 = 25% de aumento. De 200 a 150: -25% de disminución.
¿Por qué un +50% y -50% no se cancelan?▾
Porque se calculan sobre bases diferentes. $100 +50% = $150 (base $100). $150 -50% = $75 (base $150). Para recuperar una pérdida del 50%, necesitas ganar 100%. Para una pérdida del 20%, necesitas ganar 25%.
✓ Math logic verified against primary sources → See our verification process
Kevin Glover
Founder, CalcWolf · GLVTS · Blickr
All formulas sourced from primary references — IRS publications, peer-reviewed research, and official standards. Results are tested against independent reference calculators before publishing. Rates and brackets updated when official sources change. Editorial policy →
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