Answer:
27
Step-by-step explanation:
30% is 100%, subtracted by 70%. All we have to do is convert 70% to a decimal. To do that, we divide 70% by 1.
70% ÷ 1 = 0.7
Now we multiply 90 by 0.7.
90 × 0.7 = 63
To get your answer, we subtract 90 by 63.
90 - 63 = 27
This is your answer, I hope I helped!
