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What is the monthly payment on a $20,000 loan at 8% for 3 years?

Answer
$627/month
Monthly payment: $627Total interest: $2,562Total cost: $22,56236 monthly payments

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How We Calculated This

M = P × [r(1+r)^n] / [(1+r)^n - 1]

P=$20,000, r=8%/12=0.6667%, n=36. M = $627

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Calculated using verified formulas. Last updated March 2026.