tolong di jawab pakai caranya

4.)=5/8+3/8
=5/8+6/8
=11/8

5.)=5/4+2/5
=5/20+2/20
=25/20+8/20
=33/20

6.)=11/5+7/2
=11/10+7/10
=22/10+35/10
=57/10

8.)=19/2+17/5
=19/10+17/10
=95/10+34/10
=129/10

9.)=29/6+17/5
=29/20+17/30
=145/20+102/20
=247/20

10.)=18/8+22/7
=18/56+22/56
=126/56+176/56
=302/56

catatan (/) per
maaf kalo sala