Nilai dari 5/9 + 2/3 – 1 1/5

5/9 + 2/3 – 1 1/5 = 5/9 + 2/3 + 6/5 = 25/45 + 30/45 – 54/45 = 1/45

5/9 + 2/3 – 6/5 = 25/45 + 30/45 – 54/ 45 = 55/ 45 – 54/45 = 1/45