jwab akan ee bsok mau diperiksa 1 sampe 10 plizz

1. 75%
2. 3 4/9+6 1/3=3 4/9+6 3/9= 9 7/9
3.15 1/4-8 2/3=15 3/12-8 8/12=14 15/12-8 8/12=6 7/12
4. 4,80+3,46=8,26
5. 60,40+50,25-10,125=100,525
6. 0,75+5,2+12,5=18,45
7. 4/50×100=8%
8. 90.000×18÷100=16.200
90.000-16.200=73.800
9. salma : marsya
3 : 5
uang salma 27.000
marsya 5/3×27.000=45.000
10. js= 63 km(6.300.000cm)
jp=3 cm
s=js÷jp
6.300.000÷3= 2.100.000
s= 1 : 2.100.000