2 4/5-1 1/3+3 3/4 Tlong di jwabbb

2 4/5 – 1 1/3 + 3 3/4
→ (2 – 1 + 3) + (4/5 – 1/3 + 3/4)
→ 4 + (48/60 – 20/60 + 45/60)
→ 4 + 73/60
→ 4 + 1 13/60
→ 5 13/60

Hihi

2 4/5 – 1 1/3 + 3 3/4

= 14/5 – 4/3 + 15/4

= 168/60 – 80/60 + 225/60

= 313/60

= 5 13/60 ✔