Question

2/15*5 ,2/5*5,1/15*5,10/75*5,2/3*5

Answer 1

2/15*5 = 2*5/152*1/3 = 2/3

 

2/5*5 = 2*5/5 = 2

 

1/15*5 = 1*5/15 = 1*1/3 = 1/3

 

10/75*5 = 10*5/75 = 50/75 = 2/3

 

2/3*5 = 2*5/3 = 10/3 = 3 1/3

Answer 2

1)215*51=23*11=23

2)25*51=21*11=21=2

3)115*51=13*11=13

4)1075*51=1015*11=1015=23

5)23*51=103=3 13