Respuesta :

Answer:

.498

Step-by-step explanation:

divide 3/18 and you get .166

Then divide 7/21 and you get .333

Then you must divide those two together, and you get .498

loverohio001
0.5 Remember Keep-Change-Flip
Keep the 1st number the same. CHANGE the sign to a mulitplication sign. FLIP the 2nd fraction to its reciprical