Answer: 17/18 (Decimal: 0.944444)
Explanation:
1/2 + 4/9
Find the LCD (Least Common Denominator)
The LCD is 18
9/18 + 8/18
Add the numerators and leave the denominators alone:
9+8=17
Put 17 over 18:
17/18
How to find the LCD (Least Common Denominator)
2: 2, 4, 6, 8, 10, 12, 14, 16, 18
9: 9, 18,
The LCD is 18
Count by 2 and count by 9 until you get a number that matches.