The fraction 3/9 is equivalent to 1/3.The fraction 3/9 is equal to 3÷9 and can also be expressed in decimal form as 0.333333.
That's easy, here let me show you a example:
You have to remember that 1 equal 100% and that what you need to do is just to multiply the number by 100 and add at the end symbol % .
<span>.0015 * 100 = 0.15% </span>
2.74 - (-19.4) = 22.14, so the freezer is 22.14°c colder. I hope that helps!