0,3 x 5/10 = 2/15 : 0,4 = 2/8 : 1/4 = pake cara

3/10x5/10=3/20

2/15:4/10=2/15x10/4=1/3

2/8x4/1=2/2=1

•3/10 x 5/10 = 3/20 = 0,15
•2/15 : 4/10
2/15 x 10/4 = 1/3 = 0,3
•2/8 x 1/4 = 1/16 = 0,625
semoga bener ya