GTIN · Guias

Calcular o dígito de controlo GTIN/EAN

The final digit is calculated with the GS1 Modulo-10 method.

Answer

Alternate weights 3 and 1 from the right and complete the sum to the next multiple of ten.

Use the body digits

Exclude the last digit from the calculation.

Weights 3 and 1

Apply alternating weights from the right.

Calculate the result

The missing amount to the next ten is the check digit.

Know the limitation

A checksum does not verify assignment.

Validador GTIN / EAN

Verifique o comprimento e o dígito de controlo de códigos GTIN, EAN e UPC.

Verificar códigos