Respuesta :

We have to multiply 2/3 pounds by 3/4:
2/3 * 3/4 = 6/12
Then we will divide the numerator and the denominator by 6:
( 6 : 6 ) / ( 12 : 6 ) = 1/2 = 0.5
Answer:
Lawrence used 0.5 pound of roast beef for his sandwich.