Respuesta :

2 1/4=9/4
1 2/3=5/3
9/4*5/3= 45/12=3 9/12= 3 3/4.

Hope this helped☺☺

Answer:

https://thefractioncalculator.com/mixed-number-calculator.html

Step-by-step explanation:

that is a link for something that may help you.