25% + 2,7 – 3/4 ÷ 20% =​

Penjelasan dengan langkah-langkah:

25% + 2,7 – 3/4 : 20%

= 25/100 + 270/100 – 3/4 : 20/100

= 295/100 – 3/4 : 1/5

= 295/100 – 3/4 x 5/1

= 295/100 – 15/4

= 295/100 – 375/100

= -80/100

= -16/20

= – 8/10

= – 4/5