What is 2/9 plus 7/24?
2/9 plus 7/24 equals 37/72 (or 0.513889 in decimal form). Learn the step-by-step solution to add 2/9 and 7/24 using Least Common Denominator and simplification.
Exact Answer
2/9 + 7/24 = 37/72
Simplified Fraction
37/72
Mixed Number
Proper (37/72)
Decimal Value
0.513889
Percentage
51.3889%
Step-by-Step Solution: 2/9 + 7/24
Step 1
Find the Least Common Denominator (LCD)
The denominators 9 and 24 share a common factor (GCD = 3). Finding their Least Common Multiple gives an LCD of 72 (which is smaller than their product 9 × 24 = 216, keeping the calculation simpler).
LCD(9, 24) = 72
Step 2
Convert to Equivalent Fractions with Common Denominator 72
Multiply the numerator and denominator of 2/9 by 8, and multiply the numerator and denominator of 7/24 by 3 so both fractions share the common base 72.
2 × 8/9 × 8 = 16/72 and 7 × 3/24 × 3 = 21/72
Step 3
Add the Numerators
Now add the numerators (16 + 21 = 37) and keep the common denominator 72 unchanged.
16 + 21/72 = 37/72
Step 4
Check if the Fraction Can Be Simplified
The Greatest Common Divisor (GCD) of 37 and 72 is 1, confirming that 37/72 cannot be reduced further—it is already in its simplest irreducible form.
37/72
Step 5
Decimal & Percentage Representation
Dividing the numerator 37 by denominator 72 produces a repeating decimal (approximately 0.513889, or 51.3889%).
37 ÷ 72 = 0.513889 (51.3889%)
Visual Representation
The diagram below illustrates 2/9 plus 7/24 visually:
+
=
Summary & Alternative Representations
| Property / Format | Value |
|---|---|
| Lowest Terms Fraction | 37/72 |
| Mixed Number Form | 37/72 |
| Decimal Form | 0.513889 |
| Percentage | 51.3889% |
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Frequently Asked Questions
What is 2/9 plus 7/24 as a fraction?
2/9 + 7/24 in simplest fraction form is 37/72.
What is 2/9 plus 7/24 as a decimal?
2/9 + 7/24 converted to a decimal is 0.513889.
What is 2/9 plus 7/24 as a percentage?
2/9 + 7/24 expressed as a percentage is 51.3889%.
Does 2/9 plus 7/24 result in a terminating or repeating decimal?
It results in a repeating decimal (approximately 0.513889...) because the denominator contains prime factors other than 2 and 5.