Respuesta :
2/5 and 3/4 need the same second half so 2/5 and 3/4 = 8/20 and 15/20
15/20 - 8/20 - 7/20.
Sarah practiced 7/20 of an hour more than Eloise.
This can not be simplified.
2/5 and 3/4 need the same second half so 2/5 and 3/4 = 8/20 and 15/20
15/20 - 8/20 - 7/20.
Sarah practiced 7/20 of an hour more than Eloise.
This can not be simplified.