Berapakah hasil 3 4/5 – 3/4 -4/5

3 4/5 – 3/4 – 4/5
= 19/5 – 3/4 -4/5 (samakan penyebut)
= 76/20 – 15/20 – 16/20
= 61/20 -16/20
= 45/20
= 2 1/4

3 4/5=3×5+4=19/5

19/5-3/4-4/5

76-15-16

45/20

kalau sederhana
45/5=9
20/5=4

9/4