tolong di jawab ya kak

Jawabannya:

1))
3,5 - 1 3/4 + 2 1/2
= 3,5 - 7/4 + 5/2
= 35/10 - 7/4 + 5/2
= 70/20 - 35/20 + 50/20
= 40/20 + 50/20
= 90/20
= 45/10
= 9/2
Atau
= 4,5

2))
33 1/3 % × 2 2/5 : 1,4
= 100/3 % × 12/5 : 14/10
= 100/3/100 × 12/5 × 10/14
= 100/100 × 2/1 × 2/7
= 1 × 2 × 2/7
= 4/7
Atau
= 0,57

# Semoga Membantu
Maaf Kalo Salah