Respuesta :

first you must make both fractions into improper fractions (9/4-3/2) times 4 by 3 and 9 by 2. then you must subtract 12 from 18 to get you 6. multiply 4 by 2, and you answer is 3/4. please mark me brainlyst.
squirreleats
First you need to make the 2 1/4 that means ( 2+(1/4) ) -(1+(1/2))= 0.75