Jika x = 2 1/2, y = 1 1/3 dan z = 2 1/5 Tentukan nilai x – y + z​

Jawab:

x – y + z​

= 2 1/2 – 1 1/3 + 2 1/5

= 5/2 – 4/3 + 11/5

= 75/30 – 40/30 + 66/30

= 101/30

= 3 11/30