2.1 as a Fraction

Learn how to convert the decimal number 2.1 to a fraction. We'll show you the answer and walk through the conversion process step by step.

Answer:

2.1 = 2 ¹/₁₀ or ²¹/₁₀

2.1 as a fraction is 21/10 or 2 1/10 (mixed number)

Follow these steps to convert 2.1 to a fraction:

Step 1

Start by writing 2.1 as a fraction with 1 as the denominator:

2.1 = 2.1/1

Step 2

Since there are 1 digit(s) after the decimal point, multiply both numerator and denominator by 10:

(2.1 × 10) / (1 × 10) = 21/10

Step 3

Since 21/10 is an improper fraction (numerator is larger than denominator), we can convert it to a mixed number:

21 ÷ 10 = 2 remainder 1, so 21/10 = 2 1/10

Final Answer: 2.1 = 2 1/10 (mixed number) or 21/10 (improper fraction)