Tolong y nomor 14 gaush pakai cara

A) 2,3
maaf kalau salah

3 3/4=15/4
=375/100
1,6=16/10=160/100
15%=15/100

375/100-160/100+15/100
=215/100+15/100
=230/100
=23/10
=2 3/10
Semoga bermanfaat