9.5862068966.............
Please find attached photograph for your answer
Step 1
<span>Find the difference between 87 and 24
(87-24)=63
step 2
</span><span>Find 7.4 times the difference between 87 and 24
7.4*63=466.2
the answer is
466.2</span>
A
2/9=9/2
-9/2=-2/9
9/2=2/9
-2/9=-9/2
Solve the multiplication first then the division and the subtract them to get something like this:

which simplifies to 29.7 (3 significant figure )