Question

Kak tolong di jawab yah soalnya menggunakan cara yg benar

Answer 1

3.0,2+1/6+2/15
=2/10+1/6+2/15
=6/30+5/30+4/30
=15/30=1/2 kg
4.1 1/8-3/5
=9/8-3/5
=45/40-24/40
=21/40