Answer :
Step-by-step explanation:
3(2.7/0.9) -5
= 3(2.7×10/0.9×10)-5 rough work
= 3(27.0/9.0)-5
= 3(27/9)-5 27÷9= 3 =3/1
= 3(3/1)-5
= 3×3-5
= 9-5
= 4
Step-by-step explanation:
3(2.7/0.9) -5
= 3(2.7×10/0.9×10)-5 rough work
= 3(27.0/9.0)-5
= 3(27/9)-5 27÷9= 3 =3/1
= 3(3/1)-5
= 3×3-5
= 9-5
= 4