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Exact Answer
5/52 + 5/21 = 365/1092
Simplified Fraction
365/1092
Mixed Number
Proper (365/1092)
Decimal Value
0.334249
Percentage
33.4249%

Step-by-Step Solution: 5/52 + 5/21

Step 1

Find the Least Common Denominator (LCD)

The denominators 52 and 21 are coprime (they share no common factors other than 1). Therefore, their Least Common Denominator (LCD) is simply their direct product: 52 × 21 = 1092.
LCD(52, 21) = 1092
Step 2

Convert to Equivalent Fractions with Common Denominator 1092

Multiply the numerator and denominator of 5/52 by 21, and multiply the numerator and denominator of 5/21 by 52 so both fractions share the common base 1092.
5 × 21/52 × 21 = 105/1092   and   5 × 52/21 × 52 = 260/1092
Step 3

Add the Numerators

Now add the numerators (105 + 260 = 365) and keep the common denominator 1092 unchanged.
105 + 260/1092 = 365/1092
Step 4

Check if the Fraction Can Be Simplified

The Greatest Common Divisor (GCD) of 365 and 1092 is 1, confirming that 365/1092 cannot be reduced further—it is already in its simplest irreducible form.
365/1092
Step 5

Decimal & Percentage Representation

Dividing the numerator 365 by denominator 1092 produces a repeating decimal (approximately 0.334249, or 33.4249%).
365 ÷ 1092 = 0.334249 (33.4249%)

Visual Representation

The diagram below illustrates 5/52 plus 5/21 visually:

5/525 of 52 parts shadedValue: 0.0962 (9.6%)
+
5/215 of 21 parts shadedValue: 0.2381 (23.8%)
=
Result: 365/1092365 of 1092 parts shadedValue: 0.3342 (33.4%)

Summary & Alternative Representations

Property / FormatValue
Lowest Terms Fraction365/1092
Mixed Number Form365/1092
Decimal Form0.334249
Percentage33.4249%

Frequently Asked Questions

What is 5/52 plus 5/21 as a fraction?

5/52 + 5/21 in simplest fraction form is 365/1092.

What is 5/52 plus 5/21 as a decimal?

5/52 + 5/21 converted to a decimal is 0.334249.

What is 5/52 plus 5/21 as a percentage?

5/52 + 5/21 expressed as a percentage is 33.4249%.

Does 5/52 plus 5/21 result in a terminating or repeating decimal?

It results in a repeating decimal (approximately 0.334249...) because the denominator contains prime factors other than 2 and 5.