89+13−120.18+0.37=
Let's first calculate the numerator of the fraction:
Now let's calculate the denominator of the fraction, we'll start with the division exercise:
Now we get the exercise:
Let's solve from left to right:
Now we have the exercise:
We'll move the decimal point two places to the left (according to the two zeros of 100)
And we'll get the number:
0.0055