Rules For Comma (,) And Full Stop (.) (Regeln für Komma und Punkt)

Important rules for comma (,) and full stop (.) in numbers (German vs English)

Basic Rule: German vs English
FunctionGermanEnglish
Decimal separatorComma (,)Full stop (.)
Thousands separatorFull stop (.)Comma (,)

Decimal Numbers
      • German: comma (,)
      • English: full stop (.)

Examples:

      • 3,5 → three point five
      • 7,25 → seven point two five
      • 0,8 → zero point eight

Sentences:

      • Ich habe 3,5 Liter Wasser.
        → I have 3.5 liters of water.
      • Das kostet 7,99 Euro.
        → That costs 7.99 euros.

Large Numbers (Thousands, Millions)
      • German: full stop (.)
      • English: comma (,)

Examples:

GermanEnglish
1.0001,000
10.00010,000
1.000.0001,000,000

Sentences:

      • Die Stadt hat 1.000.000 Einwohner.
        → The city has 1,000,000 inhabitants.
      • Ich habe 10.500 Euro gespart.
        → I saved 10,500 euros.

Combination (Large Numbers + Decimals)

(Very important!)

GermanEnglish
1.234,561,234.56
10.500,7510,500.75

Sentences:

      • Das Auto kostet 15.999,99 Euro.
        → The car costs 15,999.99 euros.
      • Mein Gehalt ist 2.350,50 Euro.
        → My salary is 2,350.50 euros.
Common Mistakes (Very Important!)

Wrong (mixing systems):

      • 1,000.50

Correct:

      • German: 1.000,50
      • English: 1,000.50

Telephone Numbers & Years
      • No commas or full stops like in numbers

Examples:

      • 2024 → two thousand twenty-four
      • Phone numbers are read digit by digit:
        • 9876543210 → nine eight seven…

Prices & Currencies

German:

      • 9,99 €
      • 1.299,00 €

English:

      • €9.99 / $9.99
      • €1,299.00
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