You should probably start by changing the fractions into decimals. then you multiply the decimal of 1 1/4 by the decimal of 3 1/2. Next you multiply the decimal of 1 3/4 by the decimal of 3 1/2. then you find the difference and that's your answer, alternatively you could leave them as fractions, do the same thing and then change it into a decimal.
Hope this helps :)
Answer:
If you told me how to put this into math w ay as a equation, I would be glad to solve it for you... I will edit this once I find the right answer! Sorry I couldn't find it right away :(
Step-by-step explanation:
Edit= I think is would be around 149.328 grams because 56 is 62.22 percent of 90 and 62.22 percent of 240 is 149.328. If this is incorrect I apologize in advance!